diff --git a/erpnext/__init__.py b/erpnext/__init__.py
index 5ad34ea..150033b 100644
--- a/erpnext/__init__.py
+++ b/erpnext/__init__.py
@@ -5,7 +5,7 @@
 from erpnext.hooks import regional_overrides
 from frappe.utils import getdate
 
-__version__ = '13.0.0-beta.13'
+__version__ = '13.0.0-beta.14'
 
 def get_default_company(user=None):
 	'''Get default company for user'''
diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.js b/erpnext/accounts/doctype/payment_entry/payment_entry.js
index 6412772..b5f6a40 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.js
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.js
@@ -605,12 +605,22 @@
 			{fieldtype:"Column Break"},
 			{fieldtype:"Float", label: __("Less Than Amount"), fieldname:"outstanding_amt_less_than"},
 			{fieldtype:"Section Break"},
+			{fieldtype:"Link", label:__("Cost Center"), fieldname:"cost_center", options:"Cost Center",
+                "get_query": function() {
+                    return {
+                        "filters": {"company": frm.doc.company}
+					}
+				}
+			},
+			{fieldtype:"Column Break"},
+			{fieldtype:"Section Break"},
 			{fieldtype:"Check", label: __("Allocate Payment Amount"), fieldname:"allocate_payment_amount", default:1},
 		];
 
 		frappe.prompt(fields, function(filters){
 			frappe.flags.allocate_payment_amount = true;
 			frm.events.validate_filters_data(frm, filters);
+			frm.doc.cost_center = filters.cost_center;
 			frm.events.get_outstanding_documents(frm, filters);
 		}, __("Filters"), __("Get Outstanding Documents"));
 	},
@@ -1066,11 +1076,6 @@
 								frm.set_value("paid_from_account_balance", r.message.paid_from_account_balance);
 								frm.set_value("paid_to_account_balance", r.message.paid_to_account_balance);
 								frm.set_value("party_balance", r.message.party_balance);
-							},
-							() => {
-								if(frm.doc.payment_type != "Internal") {
-									frm.clear_table("references");
-								}
 							}
 						]);
 
diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.json b/erpnext/accounts/doctype/pricing_rule/pricing_rule.json
index d08a854..428989a 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.json
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.json
@@ -44,6 +44,14 @@
   "column_break_21",
   "min_amt",
   "max_amt",
+  "product_discount_scheme_section",
+  "same_item",
+  "free_item",
+  "free_qty",
+  "free_item_rate",
+  "column_break_42",
+  "free_item_uom",
+  "is_recursive",
   "section_break_23",
   "valid_from",
   "valid_upto",
@@ -62,13 +70,6 @@
   "discount_amount",
   "discount_percentage",
   "for_price_list",
-  "product_discount_scheme_section",
-  "same_item",
-  "free_item",
-  "free_qty",
-  "column_break_51",
-  "free_item_uom",
-  "free_item_rate",
   "section_break_13",
   "threshold_percentage",
   "priority",
@@ -357,7 +358,6 @@
    "reqd": 1
   },
   {
-   "depends_on": "eval: doc.selling == 1",
    "fieldname": "margin",
    "fieldtype": "Section Break",
    "label": "Margin"
@@ -460,10 +460,6 @@
    "label": "Qty"
   },
   {
-   "fieldname": "column_break_51",
-   "fieldtype": "Column Break"
-  },
-  {
    "fieldname": "free_item_uom",
    "fieldtype": "Link",
    "label": "UOM",
@@ -553,19 +549,33 @@
    "fieldname": "promotional_scheme",
    "fieldtype": "Link",
    "label": "Promotional Scheme",
-   "options": "Promotional Scheme"
+   "no_copy": 1,
+   "options": "Promotional Scheme",
+   "print_hide": 1,
+   "read_only": 1
   },
   {
    "description": "Simple Python Expression, Example: territory != 'All Territories'",
    "fieldname": "condition",
    "fieldtype": "Code",
    "label": "Condition"
+  },
+  {
+   "fieldname": "column_break_42",
+   "fieldtype": "Column Break"
+  },
+  {
+   "default": "0",
+   "description": "Discounts to be applied in sequential ranges like buy 1 get 1, buy 2 get 2, buy 3 get 3 and so on",
+   "fieldname": "is_recursive",
+   "fieldtype": "Check",
+   "label": "Is Recursive"
   }
  ],
  "icon": "fa fa-gift",
  "idx": 1,
  "links": [],
- "modified": "2020-12-04 00:36:24.698219",
+ "modified": "2021-03-06 22:01:24.840422",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Pricing Rule",
diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
index 0565264..9a3ea27 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
@@ -237,6 +237,7 @@
 		"doctype": args.doctype,
 		"has_margin": False,
 		"name": args.name,
+		"free_item_data": [],
 		"parent": args.parent,
 		"parenttype": args.parenttype,
 		"child_docname": args.get('child_docname')
diff --git a/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
index f28cee7..ef9aad5 100644
--- a/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
@@ -328,6 +328,21 @@
 		self.assertEquals(item.discount_amount, 110)
 		self.assertEquals(item.rate, 990)
 
+	def test_pricing_rule_with_margin_and_discount_amount(self):
+		frappe.delete_doc_if_exists('Pricing Rule', '_Test Pricing Rule')
+		make_pricing_rule(selling=1, margin_type="Percentage", margin_rate_or_amount=10,
+			rate_or_discount="Discount Amount", discount_amount=110)
+		si = create_sales_invoice(do_not_save=True)
+		si.items[0].price_list_rate = 1000
+		si.payment_schedule = []
+		si.insert(ignore_permissions=True)
+
+		item = si.items[0]
+		self.assertEquals(item.margin_rate_or_amount, 10)
+		self.assertEquals(item.rate_with_margin, 1100)
+		self.assertEquals(item.discount_amount, 110)
+		self.assertEquals(item.rate, 990)
+
 	def test_pricing_rule_for_product_discount_on_same_item(self):
 		frappe.delete_doc_if_exists('Pricing Rule', '_Test Pricing Rule')
 		test_record = {
@@ -560,6 +575,7 @@
 		"margin_rate_or_amount": args.margin_rate_or_amount or 0.0,
 		"condition": args.condition or '',
 		"priority": 1,
+		"discount_amount": args.discount_amount or 0.0,
 		"apply_multiple_pricing_rules": args.apply_multiple_pricing_rules or 0
 	})
 
diff --git a/erpnext/accounts/doctype/pricing_rule/utils.py b/erpnext/accounts/doctype/pricing_rule/utils.py
index d163335..c676abd 100644
--- a/erpnext/accounts/doctype/pricing_rule/utils.py
+++ b/erpnext/accounts/doctype/pricing_rule/utils.py
@@ -367,7 +367,7 @@
 
 	if items and doc.get("items"):
 		for row in doc.get('items'):
-			if row.get(apply_on) not in items: continue
+			if (row.get(apply_on) or args.get(apply_on)) not in items: continue
 
 			if pr_doc.mixed_conditions:
 				amt = args.get('qty') * args.get("price_list_rate")
@@ -479,7 +479,7 @@
 
 				doc.calculate_taxes_and_totals()
 			elif d.price_or_product_discount == 'Product':
-				item_details = frappe._dict({'parenttype': doc.doctype})
+				item_details = frappe._dict({'parenttype': doc.doctype, 'free_item_data': []})
 				get_product_discount_rule(d, item_details, doc=doc)
 				apply_pricing_rule_for_free_items(doc, item_details.free_item_data)
 				doc.set_missing_values()
@@ -508,9 +508,16 @@
 		frappe.throw(_("Free item not set in the pricing rule {0}")
 			.format(get_link_to_form("Pricing Rule", pricing_rule.name)))
 
-	item_details.free_item_data = {
+	qty = pricing_rule.free_qty or 1
+	if pricing_rule.is_recursive:
+		transaction_qty = args.get('qty') if args else doc.total_qty
+		if transaction_qty:
+			qty = flt(transaction_qty) * qty
+
+	free_item_data_args = {
 		'item_code': free_item,
-		'qty': pricing_rule.free_qty or 1,
+		'qty': qty,
+		'pricing_rules': pricing_rule.name,
 		'rate': pricing_rule.free_item_rate or 0,
 		'price_list_rate': pricing_rule.free_item_rate or 0,
 		'is_free_item': 1
@@ -519,24 +526,26 @@
 	item_data = frappe.get_cached_value('Item', free_item, ['item_name',
 		'description', 'stock_uom'], as_dict=1)
 
-	item_details.free_item_data.update(item_data)
-	item_details.free_item_data['uom'] = pricing_rule.free_item_uom or item_data.stock_uom
-	item_details.free_item_data['conversion_factor'] = get_conversion_factor(free_item,
-		item_details.free_item_data['uom']).get("conversion_factor", 1)
+	free_item_data_args.update(item_data)
+	free_item_data_args['uom'] = pricing_rule.free_item_uom or item_data.stock_uom
+	free_item_data_args['conversion_factor'] = get_conversion_factor(free_item,
+		free_item_data_args['uom']).get("conversion_factor", 1)
 
 	if item_details.get("parenttype") == 'Purchase Order':
-		item_details.free_item_data['schedule_date'] = doc.schedule_date if doc else today()
+		free_item_data_args['schedule_date'] = doc.schedule_date if doc else today()
 
 	if item_details.get("parenttype") == 'Sales Order':
-		item_details.free_item_data['delivery_date'] = doc.delivery_date if doc else today()
+		free_item_data_args['delivery_date'] = doc.delivery_date if doc else today()
+
+	item_details.free_item_data.append(free_item_data_args)
 
 def apply_pricing_rule_for_free_items(doc, pricing_rule_args, set_missing_values=False):
-	if pricing_rule_args.get('item_code'):
-		items = [d.item_code for d in doc.items
-			if d.item_code == (pricing_rule_args.get("item_code")) and d.is_free_item]
+	if pricing_rule_args:
+		items = tuple([(d.item_code, d.pricing_rules) for d in doc.items if d.is_free_item])
 
-		if not items:
-			doc.append('items', pricing_rule_args)
+		for args in pricing_rule_args:
+			if not items or (args.get('item_code'), args.get('pricing_rules')) not in items:
+				doc.append('items', args)
 
 def get_pricing_rule_items(pr_doc):
 	apply_on_data = []
diff --git a/erpnext/accounts/doctype/promotional_scheme/promotional_scheme.py b/erpnext/accounts/doctype/promotional_scheme/promotional_scheme.py
index 89f7238..523e9ee 100644
--- a/erpnext/accounts/doctype/promotional_scheme/promotional_scheme.py
+++ b/erpnext/accounts/doctype/promotional_scheme/promotional_scheme.py
@@ -12,16 +12,16 @@
 pricing_rule_fields = ['apply_on', 'mixed_conditions', 'is_cumulative', 'other_item_code', 'other_item_group'
 	'apply_rule_on_other', 'other_brand', 'selling', 'buying', 'applicable_for', 'valid_from',
 	'valid_upto', 'customer', 'customer_group', 'territory', 'sales_partner', 'campaign', 'supplier',
-	'supplier_group', 'company', 'currency']
+	'supplier_group', 'company', 'currency', 'apply_multiple_pricing_rules']
 
 other_fields = ['min_qty', 'max_qty', 'min_amt',
 	'max_amt', 'priority','warehouse', 'threshold_percentage', 'rule_description']
 
 price_discount_fields = ['rate_or_discount', 'apply_discount_on', 'apply_discount_on_rate',
-	'rate', 'discount_amount', 'discount_percentage', 'validate_applied_rule']
+	'rate', 'discount_amount', 'discount_percentage', 'validate_applied_rule', 'apply_multiple_pricing_rules']
 
 product_discount_fields = ['free_item', 'free_qty', 'free_item_uom',
-	'free_item_rate', 'same_item']
+	'free_item_rate', 'same_item', 'is_recursive', 'apply_multiple_pricing_rules']
 
 class PromotionalScheme(Document):
 	def validate(self):
diff --git a/erpnext/accounts/doctype/promotional_scheme_price_discount/promotional_scheme_price_discount.json b/erpnext/accounts/doctype/promotional_scheme_price_discount/promotional_scheme_price_discount.json
index 224b8de..795fb1c 100644
--- a/erpnext/accounts/doctype/promotional_scheme_price_discount/promotional_scheme_price_discount.json
+++ b/erpnext/accounts/doctype/promotional_scheme_price_discount/promotional_scheme_price_discount.json
@@ -1,792 +1,181 @@
 {
- "allow_copy": 0,
- "allow_events_in_timeline": 0,
- "allow_guest_to_view": 0,
- "allow_import": 0,
- "allow_rename": 0,
- "beta": 0,
+ "actions": [],
  "creation": "2019-03-24 14:48:59.649168",
- "custom": 0,
- "docstatus": 0,
  "doctype": "DocType",
- "document_type": "",
  "editable_grid": 1,
  "engine": "InnoDB",
+ "field_order": [
+  "disable",
+  "apply_multiple_pricing_rules",
+  "column_break_2",
+  "rule_description",
+  "section_break_2",
+  "min_qty",
+  "max_qty",
+  "column_break_3",
+  "min_amount",
+  "max_amount",
+  "section_break_6",
+  "rate_or_discount",
+  "column_break_10",
+  "rate",
+  "discount_amount",
+  "discount_percentage",
+  "section_break_11",
+  "warehouse",
+  "threshold_percentage",
+  "validate_applied_rule",
+  "column_break_14",
+  "priority",
+  "apply_discount_on_rate"
+ ],
  "fields": [
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "default": "0",
    "fieldname": "disable",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Disable",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Disable"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_2",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "rule_description",
    "fieldtype": "Small Text",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Rule Description",
-   "length": 0,
    "no_copy": 1,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 1,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "reqd": 1
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "section_break_2",
-   "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Section Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
    "columns": 1,
    "default": "0",
    "fieldname": "min_qty",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Min Qty",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Min Qty"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
    "columns": 1,
    "default": "0",
    "fieldname": "max_qty",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Max Qty",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Max Qty"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "column_break_3",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "0",
    "fieldname": "min_amount",
    "fieldtype": "Currency",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Min Amount",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Min Amount"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "0",
-   "depends_on": "",
    "fieldname": "max_amount",
    "fieldtype": "Currency",
-   "hidden": 0,
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-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Max Amount",
-   "length": 0,
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-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Max Amount"
   },
   {
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-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
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-   "depends_on": "",
    "fieldname": "section_break_6",
-   "fieldtype": "Section Break",
-   "hidden": 0,
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-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
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-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Section Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "Discount Percentage",
-   "depends_on": "",
    "fieldname": "rate_or_discount",
    "fieldtype": "Select",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
    "label": "Discount Type",
-   "length": 0,
-   "no_copy": 0,
-   "options": "\nRate\nDiscount Percentage\nDiscount Amount",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
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-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "options": "\nRate\nDiscount Percentage\nDiscount Amount"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
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-   "depends_on": "",
    "fieldname": "column_break_10",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
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-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
    "columns": 2,
    "depends_on": "eval:doc.rate_or_discount==\"Rate\"",
    "fieldname": "rate",
    "fieldtype": "Currency",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
    "in_list_view": 1,
-   "in_standard_filter": 0,
-   "label": "Rate",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
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-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Rate"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "depends_on": "eval:doc.rate_or_discount==\"Discount Amount\"",
    "fieldname": "discount_amount",
    "fieldtype": "Currency",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Discount Amount",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Discount Amount"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "depends_on": "eval:doc.rate_or_discount==\"Discount Percentage\"",
    "fieldname": "discount_percentage",
    "fieldtype": "Float",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Discount Percentage",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Discount Percentage"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "section_break_11",
-   "fieldtype": "Section Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Section Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "warehouse",
    "fieldtype": "Link",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Warehouse",
-   "length": 0,
-   "no_copy": 0,
-   "options": "Warehouse",
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "options": "Warehouse"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "threshold_percentage",
    "fieldtype": "Percent",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Threshold for Suggestion",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Threshold for Suggestion"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "1",
    "fieldname": "validate_applied_rule",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Validate Applied Rule",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
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-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Validate Applied Rule"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
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    "fieldname": "column_break_14",
-   "fieldtype": "Column Break",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
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-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "fieldtype": "Column Break"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "fieldname": "priority",
    "fieldtype": "Select",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
    "label": "Priority",
-   "length": 0,
-   "no_copy": 0,
-   "options": "\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20",
-   "permlevel": 0,
-   "precision": "",
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-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "options": "\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
+   "default": "0",
    "depends_on": "priority",
    "fieldname": "apply_multiple_pricing_rules",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Apply Multiple Pricing Rules",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Apply Multiple Pricing Rules"
   },
   {
-   "allow_bulk_edit": 0,
-   "allow_in_quick_entry": 0,
-   "allow_on_submit": 0,
-   "bold": 0,
-   "collapsible": 0,
-   "columns": 0,
    "default": "0",
    "depends_on": "eval:in_list(['Discount Percentage', 'Discount Amount'], doc.rate_or_discount) && doc.apply_multiple_pricing_rules",
    "fieldname": "apply_discount_on_rate",
    "fieldtype": "Check",
-   "hidden": 0,
-   "ignore_user_permissions": 0,
-   "ignore_xss_filter": 0,
-   "in_filter": 0,
-   "in_global_search": 0,
-   "in_list_view": 0,
-   "in_standard_filter": 0,
-   "label": "Apply Discount on Rate",
-   "length": 0,
-   "no_copy": 0,
-   "permlevel": 0,
-   "precision": "",
-   "print_hide": 0,
-   "print_hide_if_no_value": 0,
-   "read_only": 0,
-   "remember_last_selected_value": 0,
-   "report_hide": 0,
-   "reqd": 0,
-   "search_index": 0,
-   "set_only_once": 0,
-   "translatable": 0,
-   "unique": 0
+   "label": "Apply Discount on Rate"
   }
  ],
- "has_web_view": 0,
- "hide_heading": 0,
- "hide_toolbar": 0,
- "idx": 0,
- "image_view": 0,
- "in_create": 0,
- "is_submittable": 0,
- "issingle": 0,
+ "index_web_pages_for_search": 1,
  "istable": 1,
- "max_attachments": 0,
- "modified": "2019-03-24 14:48:59.649168",
+ "links": [],
+ "modified": "2021-03-07 11:56:23.424137",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Promotional Scheme Price Discount",
- "name_case": "",
  "owner": "Administrator",
  "permissions": [],
- "quick_entry": 0,
- "read_only": 0,
- "read_only_onload": 0,
- "show_name_in_global_search": 0,
  "sort_field": "modified",
- "sort_order": "DESC",
- "track_changes": 0,
- "track_seen": 0,
- "track_views": 0
+ "sort_order": "DESC"
 }
\ No newline at end of file
diff --git a/erpnext/accounts/doctype/promotional_scheme_product_discount/promotional_scheme_product_discount.json b/erpnext/accounts/doctype/promotional_scheme_product_discount/promotional_scheme_product_discount.json
index 72d53bf..3eab515 100644
--- a/erpnext/accounts/doctype/promotional_scheme_product_discount/promotional_scheme_product_discount.json
+++ b/erpnext/accounts/doctype/promotional_scheme_product_discount/promotional_scheme_product_discount.json
@@ -1,10 +1,12 @@
 {
+ "actions": [],
  "creation": "2019-03-24 14:48:59.649168",
  "doctype": "DocType",
  "editable_grid": 1,
  "engine": "InnoDB",
  "field_order": [
   "disable",
+  "apply_multiple_pricing_rules",
   "column_break_2",
   "rule_description",
   "section_break_1",
@@ -25,7 +27,7 @@
   "threshold_percentage",
   "column_break_15",
   "priority",
-  "apply_multiple_pricing_rules"
+  "is_recursive"
  ],
  "fields": [
   {
@@ -152,10 +154,19 @@
    "fieldname": "apply_multiple_pricing_rules",
    "fieldtype": "Check",
    "label": "Apply Multiple Pricing Rules"
+  },
+  {
+   "default": "0",
+   "description": "Discounts to be applied in sequential ranges like buy 1 get 1, buy 2 get 2, buy 3 get 3 and so on",
+   "fieldname": "is_recursive",
+   "fieldtype": "Check",
+   "label": "Is Recursive"
   }
  ],
+ "index_web_pages_for_search": 1,
  "istable": 1,
- "modified": "2019-07-21 00:00:56.674284",
+ "links": [],
+ "modified": "2021-03-06 21:58:18.162346",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Promotional Scheme Product Discount",
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.js b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.js
index 06aa20b..66a8e20 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.js
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.js
@@ -524,7 +524,7 @@
 	},
 
 	onload: function(frm) {
-		if(frm.doc.__onload) {
+		if(frm.doc.__onload && frm.is_new()) {
 			if(frm.doc.supplier) {
 				frm.doc.apply_tds = frm.doc.__onload.supplier_tds ? 1 : 0;
 			}
diff --git a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
index 07e75ac..96ad0fd 100644
--- a/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
+++ b/erpnext/accounts/doctype/purchase_invoice_item/purchase_invoice_item.json
@@ -28,10 +28,16 @@
   "stock_qty",
   "sec_break1",
   "price_list_rate",
-  "discount_percentage",
-  "discount_amount",
   "col_break3",
   "base_price_list_rate",
+  "section_break_26",
+  "margin_type",
+  "margin_rate_or_amount",
+  "rate_with_margin",
+  "column_break_30",
+  "discount_percentage",
+  "discount_amount",
+  "base_rate_with_margin",
   "sec_break2",
   "rate",
   "amount",
@@ -789,6 +795,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   },
@@ -799,12 +806,54 @@
    "no_copy": 1,
    "print_hide": 1,
    "read_only": 1
+  },
+  {
+   "collapsible": 1,
+   "fieldname": "section_break_26",
+   "fieldtype": "Section Break",
+   "label": "Discount and Margin"
+  },
+  {
+   "depends_on": "price_list_rate",
+   "fieldname": "margin_type",
+   "fieldtype": "Select",
+   "label": "Margin Type",
+   "options": "\nPercentage\nAmount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate",
+   "fieldname": "margin_rate_or_amount",
+   "fieldtype": "Float",
+   "label": "Margin Rate or Amount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin",
+   "options": "currency",
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_30",
+   "fieldtype": "Column Break"
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "base_rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin (Company Currency)",
+   "options": "Company:company:default_currency",
+   "print_hide": 1,
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:43:21.488258",
+ "modified": "2021-02-23 00:59:52.614805",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Purchase Invoice Item",
diff --git a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
index 7cd1828..979231a 100644
--- a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
@@ -1166,10 +1166,12 @@
 
 	def test_create_so_with_margin(self):
 		si = create_sales_invoice(item_code="_Test Item", qty=1, do_not_submit=True)
-		price_list_rate = 100
+		price_list_rate = flt(100) * flt(si.plc_conversion_rate)
 		si.items[0].price_list_rate = price_list_rate
 		si.items[0].margin_type = 'Percentage'
 		si.items[0].margin_rate_or_amount = 25
+		si.items[0].discount_amount = 0.0
+		si.items[0].discount_percentage = 0.0
 		si.save()
 		self.assertEqual(si.get("items")[0].rate, flt((price_list_rate*25)/100 + price_list_rate))
 
diff --git a/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json b/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
index b403c7b..8e6952a 100644
--- a/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
+++ b/erpnext/accounts/doctype/sales_invoice_item/sales_invoice_item.json
@@ -818,6 +818,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   }
@@ -825,7 +826,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:42:37.796771",
+ "modified": "2021-02-23 01:05:22.123527",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Sales Invoice Item",
diff --git a/erpnext/accounts/report/financial_statements.py b/erpnext/accounts/report/financial_statements.py
index 7dfce85..14efa1f 100644
--- a/erpnext/accounts/report/financial_statements.py
+++ b/erpnext/accounts/report/financial_statements.py
@@ -51,7 +51,11 @@
 			"from_date": start_date
 		})
 
-		to_date = add_months(start_date, months_to_add)
+		if i==0 and filter_based_on == 'Date Range':
+			to_date = add_months(get_first_day(start_date), months_to_add)
+		else:
+			to_date = add_months(start_date, months_to_add)
+
 		start_date = to_date
 
 		# Subtract one day from to_date, as it may be first day in next fiscal year or month
diff --git a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
index 75b2954..5baf693 100644
--- a/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
+++ b/erpnext/buying/doctype/purchase_order_item/purchase_order_item.json
@@ -27,11 +27,17 @@
   "stock_qty",
   "sec_break1",
   "price_list_rate",
+  "last_purchase_rate",
+  "col_break3",
+  "base_price_list_rate",
+  "discount_and_margin_section",
+  "margin_type",
+  "margin_rate_or_amount",
+  "rate_with_margin",
+  "column_break_28",
   "discount_percentage",
   "discount_amount",
-  "col_break3",
-  "last_purchase_rate",
-  "base_price_list_rate",
+  "base_rate_with_margin",
   "sec_break2",
   "rate",
   "amount",
@@ -733,15 +739,59 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
+  },
+  {
+   "collapsible": 1,
+   "fieldname": "discount_and_margin_section",
+   "fieldtype": "Section Break",
+   "label": "Discount and Margin"
+  },
+  {
+   "depends_on": "price_list_rate",
+   "fieldname": "margin_type",
+   "fieldtype": "Select",
+   "label": "Margin Type",
+   "options": "\nPercentage\nAmount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate",
+   "fieldname": "margin_rate_or_amount",
+   "fieldtype": "Float",
+   "label": "Margin Rate or Amount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin",
+   "options": "currency",
+   "print_hide": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_28",
+   "fieldtype": "Column Break"
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "base_rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin (Company Currency)",
+   "options": "Company:company:default_currency",
+   "print_hide": 1,
+   "read_only": 1
   }
  ],
  "idx": 1,
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:44:41.816974",
+ "modified": "2021-02-23 01:00:27.132705",
  "modified_by": "Administrator",
  "module": "Buying",
  "name": "Purchase Order Item",
diff --git a/erpnext/change_log/v13/v13_0_0-beta_14.md b/erpnext/change_log/v13/v13_0_0-beta_14.md
new file mode 100644
index 0000000..1fa4376
--- /dev/null
+++ b/erpnext/change_log/v13/v13_0_0-beta_14.md
@@ -0,0 +1,25 @@
+## Version 13.0.0 Beta 14 Release Notes
+### Fixes and Enhancements
+
+- Repost incompleted backdated transactions ([#24991](https://github.com/frappe/erpnext/pull/24991))
+- Revert stock balance value calculation ([#24957](https://github.com/frappe/erpnext/pull/24957))
+- Allow user to update exchange rate in Multi-currency LCV ([#24947](https://github.com/frappe/erpnext/pull/24947))
+- Added correct path in hooks ([#24865](https://github.com/frappe/erpnext/pull/24865))
+- Unequal debit and credit issue on RCM Invoice ([#24838](https://github.com/frappe/erpnext/pull/24838))
+- Period list for exponential smoothing forecasting report ([#24983](https://github.com/frappe/erpnext/pull/24983))
+- POS Opening Entry with empty balance detail rows ([#24891](https://github.com/frappe/erpnext/pull/24891))
+- Use account_name only in consolidated report ([#24840](https://github.com/frappe/erpnext/pull/24840))
+- Validation of job card in stock entry ([#24882](https://github.com/frappe/erpnext/pull/24882))
+- Added supplier warehouse field back again ([#24827](https://github.com/frappe/erpnext/pull/24827))
+- Don't throw exception on invoice lines when there is no item_cod… ([#24864](https://github.com/frappe/erpnext/pull/24864))
+- Incorrect Nil Exempt and Non GST amount in GSTR3B report ([#24918](https://github.com/frappe/erpnext/pull/24918))
+- Payment References on adding Cost Center in PE and Report Issue Summary fix for V13 beta pre-release ([#24951](https://github.com/frappe/erpnext/pull/24951))
+- TDS check getting checked after reload ([#24973](https://github.com/frappe/erpnext/pull/24973))
+- Membership and Donation API fixes ([#24900](https://github.com/frappe/erpnext/pull/24900))
+- Serial no trim issue ([#24981](https://github.com/frappe/erpnext/pull/24981))
+- Add method for regional round off account back ([#24894](https://github.com/frappe/erpnext/pull/24894))
+- Allow zero valuation in stock reconciliation ([#24985](https://github.com/frappe/erpnext/pull/24985))
+- Simplified logic for additional salary ([#24907](https://github.com/frappe/erpnext/pull/24907))
+- Allow to select item code in batch naming ([#24825](https://github.com/frappe/erpnext/pull/24825))
+- 80G Certificates and Donations ([#24848](https://github.com/frappe/erpnext/pull/24848))
+- Membership renewal validation (#24963) ([#24964](https://github.com/frappe/erpnext/pull/24964))
\ No newline at end of file
diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index e6b14c2..2564379 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -25,7 +25,8 @@
 
 class AccountMissingError(frappe.ValidationError): pass
 
-force_item_fields = ("item_group", "brand", "stock_uom", "is_fixed_asset", "item_tax_rate", "pricing_rules")
+force_item_fields = ("item_group", "brand", "stock_uom", "is_fixed_asset", "item_tax_rate",
+	"pricing_rules", "weight_per_unit", "weight_uom", "total_weight")
 
 class AccountsController(TransactionBase):
 	def __init__(self, *args, **kwargs):
diff --git a/erpnext/controllers/stock_controller.py b/erpnext/controllers/stock_controller.py
index cb44b73..f92e884 100644
--- a/erpnext/controllers/stock_controller.py
+++ b/erpnext/controllers/stock_controller.py
@@ -405,7 +405,7 @@
 	def set_rate_of_stock_uom(self):
 		if self.doctype in ["Purchase Receipt", "Purchase Invoice", "Purchase Order", "Sales Invoice", "Sales Order", "Delivery Note", "Quotation"]:
 			for d in self.get("items"):
-				d.stock_uom_rate = d.rate / d.conversion_factor
+				d.stock_uom_rate = d.rate / (d.conversion_factor or 1)
 
 	def validate_internal_transfer(self):
 		if self.doctype in ('Sales Invoice', 'Delivery Note', 'Purchase Invoice', 'Purchase Receipt') \
diff --git a/erpnext/controllers/taxes_and_totals.py b/erpnext/controllers/taxes_and_totals.py
index 0ab4bf0..fce3dff 100644
--- a/erpnext/controllers/taxes_and_totals.py
+++ b/erpnext/controllers/taxes_and_totals.py
@@ -109,11 +109,16 @@
 					elif item.discount_amount and item.pricing_rules:
 						item.rate =  item.price_list_rate - item.discount_amount
 
-				if item.doctype in ['Quotation Item', 'Sales Order Item', 'Delivery Note Item', 'Sales Invoice Item', 'POS Invoice Item']:
+				if item.doctype in ['Quotation Item', 'Sales Order Item', 'Delivery Note Item', 'Sales Invoice Item', 'POS Invoice Item', 'Purchase Invoice Item', 'Purchase Order Item', 'Purchase Receipt Item']:
 					item.rate_with_margin, item.base_rate_with_margin = self.calculate_margin(item)
 					if flt(item.rate_with_margin) > 0:
 						item.rate = flt(item.rate_with_margin * (1.0 - (item.discount_percentage / 100.0)), item.precision("rate"))
-						item.discount_amount = item.rate_with_margin - item.rate
+
+						if item.discount_amount and not item.discount_percentage:
+							item.rate = item.rate_with_margin - item.discount_amount
+						else:
+							item.discount_amount = item.rate_with_margin - item.rate
+
 					elif flt(item.price_list_rate) > 0:
 						item.discount_amount = item.price_list_rate - item.rate
 				elif flt(item.price_list_rate) > 0 and not item.discount_amount:
@@ -798,7 +803,7 @@
 		for d in self.doc.get(self.tax_field):
 			if d.account_currency == company_currency:
 				d.exchange_rate = 1
-			elif not d.exchange_rate or d.exchange_rate == 1 or self.doc.posting_date:
+			elif not d.exchange_rate:
 				d.exchange_rate = get_exchange_rate(self.doc.posting_date, account=d.expense_account,
 					account_currency=d.account_currency, company=self.doc.company)
 
diff --git a/erpnext/erpnext_integrations/doctype/amazon_mws_settings/amazon_methods.py b/erpnext/erpnext_integrations/doctype/amazon_mws_settings/amazon_methods.py
index cc75a0a..148c1a6 100644
--- a/erpnext/erpnext_integrations/doctype/amazon_mws_settings/amazon_methods.py
+++ b/erpnext/erpnext_integrations/doctype/amazon_mws_settings/amazon_methods.py
@@ -117,7 +117,7 @@
 			return response
 		except Exception as e:
 			delay = math.pow(4, x) * 125
-			frappe.log_error(message=e, title=str(mws_method))
+			frappe.log_error(message=e, title=f'Method "{mws_method.__name__}" failed')
 			time.sleep(delay)
 			continue
 
diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index 88734cf..56a3782 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -320,6 +320,7 @@
 		"erpnext.hr.doctype.shift_type.shift_type.process_auto_attendance_for_all_shifts",
 		"erpnext.support.doctype.issue.issue.set_service_level_agreement_variance",
 		"erpnext.erpnext_integrations.connectors.shopify_connection.sync_old_orders",
+		"erpnext.stock.doctype.repost_item_valuation.repost_item_valuation.repost_entries"
 	],
 	"daily": [
 		"erpnext.stock.reorder_item.reorder_item",
diff --git a/erpnext/manufacturing/doctype/job_card/job_card.py b/erpnext/manufacturing/doctype/job_card/job_card.py
index 662a06b..d2ac712 100644
--- a/erpnext/manufacturing/doctype/job_card/job_card.py
+++ b/erpnext/manufacturing/doctype/job_card/job_card.py
@@ -255,6 +255,9 @@
 				data.actual_operation_time = time_in_mins
 				data.actual_start_time = time_data[0].start_time if time_data else None
 				data.actual_end_time = time_data[0].end_time if time_data else None
+				if data.get("workstation") != self.workstation:
+					# workstations can change in a job card
+					data.workstation = self.workstation
 
 		wo.flags.ignore_validate_update_after_submit = True
 		wo.update_operation_status()
@@ -427,6 +430,7 @@
 def make_stock_entry(source_name, target_doc=None):
 	def update_item(obj, target, source_parent):
 		target.t_warehouse = source_parent.wip_warehouse
+		target.conversion_factor = 1
 
 	def set_missing_values(source, target):
 		target.purpose = "Material Transfer for Manufacture"
diff --git a/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json b/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
index f93b244..6c60bbd 100644
--- a/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
+++ b/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
@@ -11,10 +11,14 @@
   "from_warehouse",
   "warehouse",
   "column_break_4",
+  "required_bom_qty",
   "quantity",
   "uom",
   "projected_qty",
   "actual_qty",
+  "ordered_qty",
+  "reserved_qty_for_production",
+  "safety_stock",
   "item_details",
   "description",
   "min_order_qty",
@@ -129,11 +133,40 @@
    "fieldtype": "Link",
    "label": "From Warehouse",
    "options": "Warehouse"
+  },
+  {
+   "fetch_from": "item_code.safety_stock",
+   "fieldname": "safety_stock",
+   "fieldtype": "Float",
+   "label": "Safety Stock",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "ordered_qty",
+   "fieldtype": "Float",
+   "label": "Ordered Qty",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "reserved_qty_for_production",
+   "fieldtype": "Float",
+   "label": "Reserved Qty for Production",
+   "no_copy": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "required_bom_qty",
+   "fieldtype": "Float",
+   "label": "Required Qty as per BOM",
+   "no_copy": 1,
+   "read_only": 1
   }
  ],
  "istable": 1,
  "links": [],
- "modified": "2020-02-03 12:22:29.913302",
+ "modified": "2021-03-26 12:41:13.013149",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Material Request Plan Item",
diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.js b/erpnext/manufacturing/doctype/production_plan/production_plan.js
index b723387..15ec620 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.js
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.js
@@ -251,7 +251,8 @@
 
 	get_items_for_material_requests: function(frm, warehouses) {
 		const set_fields = ['actual_qty', 'item_code','item_name', 'description', 'uom', 'from_warehouse',
-			'min_order_qty', 'quantity', 'sales_order', 'warehouse', 'projected_qty', 'material_request_type'];
+			'min_order_qty', 'required_bom_qty', 'quantity', 'sales_order', 'warehouse', 'projected_qty', 'ordered_qty',
+			'reserved_qty_for_production', 'material_request_type'];
 
 		frappe.call({
 			method: "erpnext.manufacturing.doctype.production_plan.production_plan.get_items_for_material_requests",
diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.json b/erpnext/manufacturing/doctype/production_plan/production_plan.json
index 7daf706..f114700 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.json
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.json
@@ -32,6 +32,7 @@
   "material_request_planning",
   "include_non_stock_items",
   "include_subcontracted_items",
+  "include_safety_stock",
   "ignore_existing_ordered_qty",
   "column_break_25",
   "for_warehouse",
@@ -309,13 +310,19 @@
    "fieldtype": "Select",
    "label": "Sales Order Status",
    "options": "\nTo Deliver and Bill\nTo Bill\nTo Deliver"
+  },
+  {
+   "default": "0",
+   "fieldname": "include_safety_stock",
+   "fieldtype": "Check",
+   "label": "Include Safety Stock in Required Qty Calculation"
   }
  ],
  "icon": "fa fa-calendar",
  "index_web_pages_for_search": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2020-11-10 18:01:54.991970",
+ "modified": "2021-03-08 11:17:25.470147",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Production Plan",
diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.py b/erpnext/manufacturing/doctype/production_plan/production_plan.py
index 3833e86..2e6569f 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.py
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.py
@@ -434,12 +434,14 @@
 	if isinstance(doc, string_types):
 		doc = frappe._dict(json.loads(doc))
 
-	item_list = [['Item Code', 'Description', 'Stock UOM', 'Required Qty', 'Warehouse',
-		'projected Qty', 'Actual Qty']]
+	item_list = [['Item Code', 'Description', 'Stock UOM', 'Warehouse', 'Required Qty as per BOM',
+		'Projected Qty', 'Actual Qty', 'Ordered Qty', 'Reserved Qty for Production',
+		'Safety Stock', 'Required Qty']]
 
 	for d in get_items_for_material_requests(doc):
-		item_list.append([d.get('item_code'), d.get('description'), d.get('stock_uom'), d.get('quantity'),
-			d.get('warehouse'), d.get('projected_qty'), d.get('actual_qty')])
+		item_list.append([d.get('item_code'), d.get('description'), d.get('stock_uom'), d.get('warehouse'),
+			d.get('required_bom_qty'), d.get('projected_qty'), d.get('actual_qty'), d.get('ordered_qty'),
+			d.get('reserved_qty_for_production'), d.get('safety_stock'), d.get('quantity')])
 
 		if not doc.get('for_warehouse'):
 			row = {'item_code': d.get('item_code')}
@@ -447,8 +449,9 @@
 				if d.get("warehouse") == bin_dict.get('warehouse'):
 					continue
 
-				item_list.append(['', '', '', '', bin_dict.get('warehouse'),
-					bin_dict.get('projected_qty', 0), bin_dict.get('actual_qty', 0)])
+				item_list.append(['', '', '', bin_dict.get('warehouse'), '',
+					bin_dict.get('projected_qty', 0), bin_dict.get('actual_qty', 0),
+					bin_dict.get('ordered_qty', 0), bin_dict.get('reserved_qty_for_production', 0)])
 
 	build_csv_response(item_list, doc.name)
 
@@ -482,7 +485,7 @@
 			ifnull(%(parent_qty)s * sum(bom_item.stock_qty/ifnull(bom.quantity, 1)) * %(planned_qty)s, 0) as qty,
 			item.is_sub_contracted_item as is_sub_contracted, bom_item.source_warehouse,
 			item.default_bom as default_bom, bom_item.description as description,
-			bom_item.stock_uom as stock_uom, item.min_order_qty as min_order_qty,
+			bom_item.stock_uom as stock_uom, item.min_order_qty as min_order_qty, item.safety_stock as safety_stock,
 			item_default.default_warehouse, item.purchase_uom, item_uom.conversion_factor
 		FROM
 			`tabBOM Item` bom_item
@@ -518,8 +521,8 @@
 						include_non_stock_items, include_subcontracted_items, d.qty)
 	return item_details
 
-def get_material_request_items(row, sales_order,
-	company, ignore_existing_ordered_qty, warehouse, bin_dict):
+def get_material_request_items(row, sales_order, company,
+	ignore_existing_ordered_qty, include_safety_stock, warehouse, bin_dict):
 	total_qty = row['qty']
 
 	required_qty = 0
@@ -543,17 +546,24 @@
 	if frappe.db.get_value("UOM", row['purchase_uom'], "must_be_whole_number"):
 		required_qty = ceil(required_qty)
 
+	if include_safety_stock:
+		required_qty += flt(row['safety_stock'])
+
 	if required_qty > 0:
 		return {
 			'item_code': row.item_code,
 			'item_name': row.item_name,
 			'quantity': required_qty,
+			'required_bom_qty': total_qty,
 			'description': row.description,
 			'stock_uom': row.get("stock_uom"),
 			'warehouse': warehouse or row.get('source_warehouse') \
 				or row.get('default_warehouse') or item_group_defaults.get("default_warehouse"),
+			'safety_stock': row.safety_stock,
 			'actual_qty': bin_dict.get("actual_qty", 0),
 			'projected_qty': bin_dict.get("projected_qty", 0),
+			'ordered_qty': bin_dict.get("ordered_qty", 0),
+			'reserved_qty_for_production': bin_dict.get("reserved_qty_for_production", 0),
 			'min_order_qty': row['min_order_qty'],
 			'material_request_type': row.get("default_material_request_type"),
 			'sales_order': sales_order,
@@ -620,7 +630,8 @@
 		""".format(lft, rgt, company)
 
 	return frappe.db.sql(""" select ifnull(sum(projected_qty),0) as projected_qty,
-		ifnull(sum(actual_qty),0) as actual_qty, warehouse from `tabBin`
+		ifnull(sum(actual_qty),0) as actual_qty, ifnull(sum(ordered_qty),0) as ordered_qty,
+		ifnull(sum(reserved_qty_for_production),0) as reserved_qty_for_production, warehouse from `tabBin`
 		where item_code = %(item_code)s {conditions}
 		group by item_code, warehouse
 	""".format(conditions=conditions), { "item_code": row['item_code'] }, as_dict=1)
@@ -660,6 +671,7 @@
 
 	company = doc.get('company')
 	ignore_existing_ordered_qty = doc.get('ignore_existing_ordered_qty')
+	include_safety_stock = doc.get('include_safety_stock')
 
 	so_item_details = frappe._dict()
 	for data in po_items:
@@ -711,6 +723,7 @@
 					'description' : item_master.description,
 					'stock_uom' : item_master.stock_uom,
 					'conversion_factor' : conversion_factor,
+					'safety_stock': item_master.safety_stock
 				}
 			)
 
@@ -732,7 +745,7 @@
 
 			if details.qty > 0:
 				items = get_material_request_items(details, sales_order, company,
-					ignore_existing_ordered_qty, warehouse, bin_dict)
+					ignore_existing_ordered_qty, include_safety_stock, warehouse, bin_dict)
 				if items:
 					mr_items.append(items)
 
diff --git a/erpnext/manufacturing/doctype/work_order/work_order.json b/erpnext/manufacturing/doctype/work_order/work_order.json
index 585a09d..cd9edee 100644
--- a/erpnext/manufacturing/doctype/work_order/work_order.json
+++ b/erpnext/manufacturing/doctype/work_order/work_order.json
@@ -333,8 +333,7 @@
    "fieldname": "operations",
    "fieldtype": "Table",
    "label": "Operations",
-   "options": "Work Order Operation",
-   "read_only": 1
+   "options": "Work Order Operation"
   },
   {
    "depends_on": "operations",
@@ -496,7 +495,7 @@
  "image_field": "image",
  "is_submittable": 1,
  "links": [],
- "modified": "2020-05-05 19:32:43.323054",
+ "modified": "2021-03-16 13:27:51.116484",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Work Order",
diff --git a/erpnext/manufacturing/report/exponential_smoothing_forecasting/exponential_smoothing_forecasting.py b/erpnext/manufacturing/report/exponential_smoothing_forecasting/exponential_smoothing_forecasting.py
index 2ca9f16..fc27d35 100644
--- a/erpnext/manufacturing/report/exponential_smoothing_forecasting/exponential_smoothing_forecasting.py
+++ b/erpnext/manufacturing/report/exponential_smoothing_forecasting/exponential_smoothing_forecasting.py
@@ -61,7 +61,7 @@
 
 		from_date = add_years(self.filters.from_date, cint(self.filters.no_of_years) * -1)
 		self.period_list = get_period_list(from_date, self.filters.to_date,
-			from_date, self.filters.to_date, None, self.filters.periodicity, ignore_fiscal_year=True)
+			from_date, self.filters.to_date, "Date Range", self.filters.periodicity, ignore_fiscal_year=True)
 
 		order_data = self.get_data_for_forecast() or []
 
diff --git a/erpnext/non_profit/doctype/donation/donation.py b/erpnext/non_profit/doctype/donation/donation.py
index e947588..6a2a06d 100644
--- a/erpnext/non_profit/doctype/donation/donation.py
+++ b/erpnext/non_profit/doctype/donation/donation.py
@@ -91,6 +91,10 @@
 		if not data.event == 'payment.captured':
 			return
 
+		# to avoid capturing subscription payments as donations
+		if payment.description and 'subscription' in str(payment.description).lower():
+			return
+
 		donor = get_donor(payment.email)
 		if not donor:
 			donor = create_donor(payment)
@@ -119,7 +123,7 @@
 		'donor_name': donor.donor_name,
 		'email': donor.email,
 		'date': getdate(),
-		'amount': flt(payment.amount),
+		'amount': flt(payment.amount) / 100, # Convert to rupees from paise
 		'mode_of_payment': payment.method,
 		'razorpay_payment_id': payment.id
 	}).insert(ignore_mandatory=True)
diff --git a/erpnext/non_profit/doctype/membership/membership.py b/erpnext/non_profit/doctype/membership/membership.py
index 191281f..52447e4 100644
--- a/erpnext/non_profit/doctype/membership/membership.py
+++ b/erpnext/non_profit/doctype/membership/membership.py
@@ -48,7 +48,7 @@
 		last_membership = erpnext.get_last_membership(self.member)
 
 		# if person applied for offline membership
-		if last_membership and not frappe.session.user == "Administrator":
+		if last_membership and last_membership.name != self.name and not frappe.session.user == "Administrator":
 			# if last membership does not expire in 30 days, then do not allow to renew
 			if getdate(add_days(last_membership.to_date, -30)) > getdate(nowdate()) :
 				frappe.throw(_("You can only renew if your membership expires within 30 days"))
@@ -90,6 +90,7 @@
 		self.validate_membership_type_and_settings(plan, settings)
 
 		invoice = make_invoice(self, member, plan, settings)
+		self.reload()
 		self.invoice = invoice.name
 
 		if with_payment_entry:
@@ -284,10 +285,11 @@
 
 		settings = frappe.get_doc("Non Profit Settings")
 		if settings.allow_invoicing and settings.automate_membership_invoicing:
+			membership.reload()
 			membership.generate_invoice(with_payment_entry=settings.automate_membership_payment_entries, save=True)
 
 	except Exception as e:
-		message = "{0}\n\n{1}\n\n{2}: {3}".format(e, frappe.get_traceback(), __("Payment ID"), payment.id)
+		message = "{0}\n\n{1}\n\n{2}: {3}".format(e, frappe.get_traceback(), _("Payment ID"), payment.id)
 		log = frappe.log_error(message, _("Error creating membership entry for {0}").format(member.name))
 		notify_failure(log)
 		return { "status": "Failed", "reason": e}
diff --git a/erpnext/patches/v13_0/item_reposting_for_incorrect_sl_and_gl.py b/erpnext/patches/v13_0/item_reposting_for_incorrect_sl_and_gl.py
index d968e1f..021bb72 100644
--- a/erpnext/patches/v13_0/item_reposting_for_incorrect_sl_and_gl.py
+++ b/erpnext/patches/v13_0/item_reposting_for_incorrect_sl_and_gl.py
@@ -20,9 +20,11 @@
 	frappe.clear_cache()
 	frappe.flags.warehouse_account_map = {}
 
+	company_list = []
+
 	data = frappe.db.sql('''
 		SELECT
-			name, item_code, warehouse, voucher_type, voucher_no, posting_date, posting_time
+			name, item_code, warehouse, voucher_type, voucher_no, posting_date, posting_time, company
 		FROM
 			`tabStock Ledger Entry`
 		WHERE
@@ -36,6 +38,9 @@
 	total_sle = len(data)
 	i = 0
 	for d in data:
+		if d.company not in company_list:
+			company_list.append(d.company)
+
 		update_entries_after({
 			"item_code": d.item_code,
 			"warehouse": d.warehouse,
@@ -53,8 +58,10 @@
 
 	print("Reposting General Ledger Entries...")
 
-	for row in frappe.get_all('Company', filters= {'enable_perpetual_inventory': 1}):
-		update_gl_entries_after(posting_date, posting_time, company=row.name)
+	if data:
+		for row in frappe.get_all('Company', filters= {'enable_perpetual_inventory': 1}):
+			if row.name in company_list:
+				update_gl_entries_after(posting_date, posting_time, company=row.name)
 
 	frappe.db.auto_commit_on_many_writes = 0
 
diff --git a/erpnext/payroll/doctype/additional_salary/additional_salary.py b/erpnext/payroll/doctype/additional_salary/additional_salary.py
index f5af677..029e11f 100644
--- a/erpnext/payroll/doctype/additional_salary/additional_salary.py
+++ b/erpnext/payroll/doctype/additional_salary/additional_salary.py
@@ -89,10 +89,11 @@
 		no_of_days = date_diff(getdate(end_date), getdate(start_date)) + 1
 		return amount_per_day * no_of_days
 
-@frappe.whitelist()
-def get_additional_salary_component(employee, start_date, end_date, component_type):
-	additional_salaries = frappe.db.sql("""
-		select name, salary_component, type, amount, overwrite_salary_structure_amount, deduct_full_tax_on_selected_payroll_date
+def get_additional_salaries(employee, start_date, end_date, component_type):
+	additional_salary_list = frappe.db.sql("""
+		select name, salary_component as component, type, amount,
+		overwrite_salary_structure_amount as overwrite,
+		deduct_full_tax_on_selected_payroll_date
 		from `tabAdditional Salary`
 		where employee=%(employee)s
 			and docstatus = 1
@@ -102,7 +103,7 @@
 					from_date <= %(to_date)s and to_date >= %(to_date)s
 				)
 		and type = %(component_type)s
-		order by salary_component, overwrite_salary_structure_amount DESC
+		order by salary_component, overwrite ASC
 	""", {
 		'employee': employee,
 		'from_date': start_date,
@@ -110,38 +111,18 @@
 		'component_type': "Earning" if component_type == "earnings" else "Deduction"
 	}, as_dict=1)
 
-	existing_salary_components= []
-	salary_components_details = {}
-	additional_salary_details = []
+	additional_salaries = []
+	components_to_overwrite = []
 
-	overwrites_components = [ele.salary_component for ele in additional_salaries if ele.overwrite_salary_structure_amount == 1]
+	for d in additional_salary_list:
+		if d.overwrite:
+			if d.component in components_to_overwrite:
+				frappe.throw(_("Multiple Additional Salaries with overwrite "
+					"property exist for Salary Component {0} between {1} and {2}.").format(
+					frappe.bold(d.component), start_date, end_date), title=_("Error"))
 
-	component_fields = ["depends_on_payment_days", "salary_component_abbr", "is_tax_applicable", "variable_based_on_taxable_salary", 'type']
-	for d in additional_salaries:
+			components_to_overwrite.append(d.component)
 
-		if d.salary_component not in existing_salary_components:
-			component = frappe.get_all("Salary Component", filters={'name': d.salary_component}, fields=component_fields)
-			struct_row = frappe._dict({'salary_component': d.salary_component})
-			if component:
-				struct_row.update(component[0])
+		additional_salaries.append(d)
 
-			struct_row['deduct_full_tax_on_selected_payroll_date'] = d.deduct_full_tax_on_selected_payroll_date
-			struct_row['is_additional_component'] = 1
-
-			salary_components_details[d.salary_component] = struct_row
-
-
-		if overwrites_components.count(d.salary_component) > 1:
-			frappe.throw(_("Multiple Additional Salaries with overwrite property exist for Salary Component: {0} between {1} and {2}.".format(d.salary_component, start_date, end_date)), title=_("Error"))
-		else:
-			additional_salary_details.append({
-				'name': d.name,
-				'component': d.salary_component,
-				'amount': d.amount,
-				'type': d.type,
-				'overwrite': d.overwrite_salary_structure_amount,
-			})
-
-		existing_salary_components.append(d.salary_component)
-
-	return salary_components_details, additional_salary_details
+	return additional_salaries
diff --git a/erpnext/payroll/doctype/salary_slip/salary_slip.py b/erpnext/payroll/doctype/salary_slip/salary_slip.py
index 5c5eccd..0053c0c 100644
--- a/erpnext/payroll/doctype/salary_slip/salary_slip.py
+++ b/erpnext/payroll/doctype/salary_slip/salary_slip.py
@@ -13,7 +13,7 @@
 from erpnext.hr.doctype.employee.employee import get_holiday_list_for_employee
 from erpnext.utilities.transaction_base import TransactionBase
 from frappe.utils.background_jobs import enqueue
-from erpnext.payroll.doctype.additional_salary.additional_salary import get_additional_salary_component
+from erpnext.payroll.doctype.additional_salary.additional_salary import get_additional_salaries
 from erpnext.payroll.doctype.payroll_period.payroll_period import get_period_factor, get_payroll_period
 from erpnext.payroll.doctype.employee_benefit_application.employee_benefit_application import get_benefit_component_amount
 from erpnext.payroll.doctype.employee_benefit_claim.employee_benefit_claim import get_benefit_claim_amount, get_last_payroll_period_benefits
@@ -540,15 +540,16 @@
 						self.update_component_row(frappe._dict(last_benefit.struct_row), amount, "earnings")
 
 	def add_additional_salary_components(self, component_type):
-		salary_components_details, additional_salary_details = get_additional_salary_component(self.employee,
+		additional_salaries = get_additional_salaries(self.employee,
 			self.start_date, self.end_date, component_type)
-		if salary_components_details and additional_salary_details:
-			for additional_salary in additional_salary_details:
-				additional_salary =frappe._dict(additional_salary)
-				amount = additional_salary.amount
-				overwrite = additional_salary.overwrite
-				self.update_component_row(frappe._dict(salary_components_details[additional_salary.component]), amount,
-					component_type, overwrite=overwrite, additional_salary=additional_salary.name)
+
+		for additional_salary in additional_salaries:
+			self.update_component_row(
+				get_salary_component_data(additional_salary.component),
+				additional_salary.amount,
+				component_type,
+				additional_salary
+			)
 
 	def add_tax_components(self, payroll_period):
 		# Calculate variable_based_on_taxable_salary after all components updated in salary slip
@@ -565,46 +566,59 @@
 
 		for d in tax_components:
 			tax_amount = self.calculate_variable_based_on_taxable_salary(d, payroll_period)
-			tax_row = self.get_salary_slip_row(d)
+			tax_row = get_salary_component_data(d)
 			self.update_component_row(tax_row, tax_amount, "deductions")
 
-	def update_component_row(self, struct_row, amount, key, overwrite=1, additional_salary = ''):
+	def update_component_row(self, component_data, amount, component_type, additional_salary=None):
 		component_row = None
-		for d in self.get(key):
-			if d.salary_component == struct_row.salary_component:
+		for d in self.get(component_type):
+			if d.salary_component != component_data.salary_component:
+				continue
+
+			if (
+				(not d.additional_salary
+				and (not additional_salary or additional_salary.overwrite))
+				or (additional_salary
+				and additional_salary.name == d.additional_salary)
+			):
 				component_row = d
-		if not component_row or (struct_row.get("is_additional_component") and not overwrite):
-			if amount:
-				self.append(key, {
-					'amount': amount,
-					'default_amount': amount if not struct_row.get("is_additional_component") else 0,
-					'depends_on_payment_days' : struct_row.depends_on_payment_days,
-					'salary_component' : struct_row.salary_component,
-					'abbr' : struct_row.abbr or struct_row.get("salary_component_abbr"),
-					'additional_salary': additional_salary,
-					'do_not_include_in_total' : struct_row.do_not_include_in_total,
-					'is_tax_applicable': struct_row.is_tax_applicable,
-					'is_flexible_benefit': struct_row.is_flexible_benefit,
-					'variable_based_on_taxable_salary': struct_row.variable_based_on_taxable_salary,
-					'deduct_full_tax_on_selected_payroll_date': struct_row.deduct_full_tax_on_selected_payroll_date,
-					'additional_amount': amount if struct_row.get("is_additional_component") else 0,
-					'exempted_from_income_tax': struct_row.exempted_from_income_tax
-				})
+				break
+
+		if additional_salary and additional_salary.overwrite:
+			# Additional Salary with overwrite checked, remove default rows of same component
+			self.set(component_type, [
+				d for d in self.get(component_type)
+				if d.salary_component != component_data.salary_component
+				or (d.additional_salary and additional_salary.name != d.additional_salary)
+				or d == component_row
+			])
+
+		if not component_row:
+			if not amount:
+				return
+
+			component_row = self.append(component_type)
+			for attr in (
+				'depends_on_payment_days', 'salary_component', 'abbr'
+				'do_not_include_in_total', 'is_tax_applicable',
+				'is_flexible_benefit', 'variable_based_on_taxable_salary',
+				'exempted_from_income_tax'
+			):
+				component_row.set(attr, component_data.get(attr))
+
+		if additional_salary:
+			component_row.default_amount = 0
+			component_row.additional_amount = amount
+			component_row.additional_salary = additional_salary.name
+			component_row.deduct_full_tax_on_selected_payroll_date = \
+				additional_salary.deduct_full_tax_on_selected_payroll_date
 		else:
-			if struct_row.get("is_additional_component"):
-				if overwrite:
-					component_row.additional_amount = amount - component_row.get("default_amount", 0)
-					component_row.additional_salary = additional_salary
-				else:
-					component_row.additional_amount = amount
+			component_row.default_amount = amount
+			component_row.additional_amount = 0
+			component_row.deduct_full_tax_on_selected_payroll_date = \
+				component_data.deduct_full_tax_on_selected_payroll_date
 
-				if not overwrite and component_row.default_amount:
-					amount += component_row.default_amount
-			else:
-				component_row.default_amount = amount
-
-			component_row.amount = amount
-			component_row.deduct_full_tax_on_selected_payroll_date = struct_row.deduct_full_tax_on_selected_payroll_date
+		component_row.amount = amount
 
 	def calculate_variable_based_on_taxable_salary(self, tax_component, payroll_period):
 		if not payroll_period:
@@ -937,19 +951,6 @@
 			frappe.throw(_("Error in formula or condition: {0}").format(e))
 			raise
 
-	def get_salary_slip_row(self, salary_component):
-		component = frappe.get_doc("Salary Component", salary_component)
-		# Data for update_component_row
-		struct_row = frappe._dict()
-		struct_row['depends_on_payment_days'] = component.depends_on_payment_days
-		struct_row['salary_component'] = component.name
-		struct_row['abbr'] = component.salary_component_abbr
-		struct_row['do_not_include_in_total'] = component.do_not_include_in_total
-		struct_row['is_tax_applicable'] = component.is_tax_applicable
-		struct_row['is_flexible_benefit'] = component.is_flexible_benefit
-		struct_row['variable_based_on_taxable_salary'] = component.variable_based_on_taxable_salary
-		return struct_row
-
 	def get_component_totals(self, component_type, depends_on_payment_days=0):
 		joining_date, relieving_date = frappe.get_cached_value("Employee", self.employee,
 			["date_of_joining", "relieving_date"])
@@ -1012,7 +1013,6 @@
 			self.total_loan_repayment += payment.total_payment
 
 	def get_loan_details(self):
-
 		return frappe.get_all("Loan",
 			fields=["name", "interest_income_account", "loan_account", "loan_type"],
 			filters = {
@@ -1241,4 +1241,20 @@
 
 def generate_password_for_pdf(policy_template, employee):
 	employee = frappe.get_doc("Employee", employee)
-	return policy_template.format(**employee.as_dict())
\ No newline at end of file
+	return policy_template.format(**employee.as_dict())
+
+def get_salary_component_data(component):
+	return frappe.get_value(
+		"Salary Component",
+		component,
+		[
+			"name as salary_component",
+			"depends_on_payment_days",
+			"salary_component_abbr as abbr",
+			"do_not_include_in_total",
+			"is_tax_applicable",
+			"is_flexible_benefit",
+			"variable_based_on_taxable_salary",
+		],
+		as_dict=1,
+	)
diff --git a/erpnext/payroll/doctype/salary_slip/test_salary_slip.py b/erpnext/payroll/doctype/salary_slip/test_salary_slip.py
index f58a8e5..1402f3a 100644
--- a/erpnext/payroll/doctype/salary_slip/test_salary_slip.py
+++ b/erpnext/payroll/doctype/salary_slip/test_salary_slip.py
@@ -245,7 +245,7 @@
 		make_salary_structure("Test Loan Repayment Salary Structure", "Monthly", employee=applicant, currency='INR',
 			payroll_period=payroll_period)
 
-		frappe.db.sql("""delete from `tabLoan""")
+		frappe.db.sql("delete from tabLoan")
 		loan = create_loan(applicant, "Car Loan", 11000, "Repay Over Number of Periods", 20, posting_date=add_months(nowdate(), -1))
 		loan.repay_from_salary = 1
 		loan.submit()
diff --git a/erpnext/public/js/controllers/buying.js b/erpnext/public/js/controllers/buying.js
index c963866..67b12fb 100644
--- a/erpnext/public/js/controllers/buying.js
+++ b/erpnext/public/js/controllers/buying.js
@@ -141,29 +141,6 @@
 		this.apply_price_list();
 	},
 
-	price_list_rate: function(doc, cdt, cdn) {
-		var item = frappe.get_doc(cdt, cdn);
-
-		frappe.model.round_floats_in(item, ["price_list_rate", "discount_percentage"]);
-
-		let item_rate = item.price_list_rate;
-		if (doc.doctype == "Purchase Order" && item.blanket_order_rate) {
-			item_rate = item.blanket_order_rate;
-		}
-
-		if (item.discount_percentage) {
-			item.discount_amount = flt(item_rate) * flt(item.discount_percentage) / 100;
-		}
-
-		if (item.discount_amount) {
-			item.rate = flt((item.price_list_rate) - (item.discount_amount), precision('rate', item));
-		} else {
-			item.rate = item_rate;
-		}
-
-		this.calculate_taxes_and_totals();
-	},
-
 	discount_percentage: function(doc, cdt, cdn) {
 		var item = frappe.get_doc(cdt, cdn);
 		item.discount_amount = 0.0;
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index dce8e5d..51e4905 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -576,7 +576,7 @@
 									var d = locals[cdt][cdn];
 									me.add_taxes_from_item_tax_template(d.item_tax_rate);
 									if (d.free_item_data) {
-										me.apply_product_discount(d.free_item_data);
+										me.apply_product_discount(d);
 									}
 								},
 								() => {
@@ -648,6 +648,40 @@
 		}
 	},
 
+	price_list_rate: function(doc, cdt, cdn) {
+		var item = frappe.get_doc(cdt, cdn);
+		frappe.model.round_floats_in(item, ["price_list_rate", "discount_percentage"]);
+
+		// check if child doctype is Sales Order Item/Qutation Item and calculate the rate
+		if (in_list(["Quotation Item", "Sales Order Item", "Delivery Note Item", "Sales Invoice Item", "POS Invoice Item", "Purchase Invoice Item", "Purchase Order Item", "Purchase Receipt Item"]), cdt)
+			this.apply_pricing_rule_on_item(item);
+		else
+			item.rate = flt(item.price_list_rate * (1 - item.discount_percentage / 100.0),
+				precision("rate", item));
+
+		this.calculate_taxes_and_totals();
+	},
+
+	margin_rate_or_amount: function(doc, cdt, cdn) {
+		// calculated the revised total margin and rate on margin rate changes
+		let item = frappe.get_doc(cdt, cdn);
+		this.apply_pricing_rule_on_item(item);
+		this.calculate_taxes_and_totals();
+		cur_frm.refresh_fields();
+	},
+
+	margin_type: function(doc, cdt, cdn) {
+		// calculate the revised total margin and rate on margin type changes
+		let item = frappe.get_doc(cdt, cdn);
+		if (!item.margin_type) {
+			frappe.model.set_value(cdt, cdn, "margin_rate_or_amount", 0);
+		} else {
+			this.apply_pricing_rule_on_item(item, doc, cdt, cdn);
+			this.calculate_taxes_and_totals();
+			cur_frm.refresh_fields();
+		}
+	},
+
 	get_incoming_rate: function(item, posting_date, posting_time, voucher_type, company) {
 
 		let item_args = {
@@ -703,21 +737,15 @@
 			}
 			else {
 				var valid_serial_nos = [];
-
+				var serialnos = [];
 				// Replacing all occurences of comma with carriage return
-				var serial_nos = item.serial_no.trim().replace(/,/g, '\n');
-
-				serial_nos = serial_nos.trim().split('\n');
-
-				// Trim each string and push unique string to new list
-				for (var x=0; x<=serial_nos.length - 1; x++) {
-					if (serial_nos[x].trim() != "" && valid_serial_nos.indexOf(serial_nos[x].trim()) == -1) {
-						valid_serial_nos.push(serial_nos[x].trim());
+				item.serial_no = item.serial_no.replace(/,/g, '\n');
+				serialnos = item.serial_no.split("\n");
+				for (var i = 0; i < serialnos.length; i++) {
+					if (serialnos[i] != "") {
+						valid_serial_nos.push(serialnos[i]);
 					}
 				}
-
-				// Add the new list to the serial no. field in grid with each in new line
-				item.serial_no = valid_serial_nos.join('\n');
 				item.conversion_factor = item.conversion_factor || 1;
 
 				refresh_field("serial_no", item.name, item.parentfield);
@@ -1029,7 +1057,7 @@
 	},
 
 	set_margin_amount_based_on_currency: function(exchange_rate) {
-		if (in_list(["Quotation", "Sales Order", "Delivery Note", "Sales Invoice"]), this.frm.doc.doctype) {
+		if (in_list(["Quotation", "Sales Order", "Delivery Note", "Sales Invoice", "Purchase Invoice", "Purchase Order", "Purchase Receipt"]), this.frm.doc.doctype) {
 			var me = this;
 			$.each(this.frm.doc.items || [], function(i, d) {
 				if(d.margin_type == "Amount") {
@@ -1138,6 +1166,11 @@
 				this.calculate_net_weight();
 			}
 
+			// for handling customization not to fetch price list rate
+			if(frappe.flags.dont_fetch_price_list_rate) {
+				return
+			}
+			
 			if (!dont_fetch_price_list_rate &&
 				frappe.meta.has_field(doc.doctype, "price_list_currency")) {
 				this.apply_price_list(item, true);
@@ -1169,7 +1202,7 @@
 
 	calculate_stock_uom_rate: function(doc, cdt, cdn) {
 		let item = frappe.get_doc(cdt, cdn);
-		item.stock_uom_rate = flt(item.rate)/flt(item.conversion_factor);	
+		item.stock_uom_rate = flt(item.rate)/flt(item.conversion_factor);
 		refresh_field("stock_uom_rate", item.name, item.parentfield);
 	},
 	service_stop_date: function(frm, cdt, cdn) {
@@ -1279,10 +1312,10 @@
 	change_grid_labels: function(company_currency) {
 		var me = this;
 
-		this.frm.set_currency_labels(["base_rate", "base_net_rate", "base_price_list_rate", "base_amount", "base_net_amount"],
+		this.frm.set_currency_labels(["base_rate", "base_net_rate", "base_price_list_rate", "base_amount", "base_net_amount", "base_rate_with_margin"],
 			company_currency, "items");
 
-		this.frm.set_currency_labels(["rate", "net_rate", "price_list_rate", "amount", "net_amount", "stock_uom_rate"],
+		this.frm.set_currency_labels(["rate", "net_rate", "price_list_rate", "amount", "net_amount", "stock_uom_rate", "rate_with_margin"],
 			this.frm.doc.currency, "items");
 
 		if(this.frm.fields_dict["operations"]) {
@@ -1320,7 +1353,7 @@
 
 		// toggle columns
 		var item_grid = this.frm.fields_dict["items"].grid;
-		$.each(["base_rate", "base_price_list_rate", "base_amount"], function(i, fname) {
+		$.each(["base_rate", "base_price_list_rate", "base_amount", "base_rate_with_margin"], function(i, fname) {
 			if(frappe.meta.get_docfield(item_grid.doctype, fname))
 				item_grid.set_column_disp(fname, me.frm.doc.currency != company_currency);
 		});
@@ -1467,7 +1500,7 @@
 				});
 
 				// if doctype is Quotation Item / Sales Order Iten then add Margin Type and rate in item_list
-				if (in_list(["Quotation Item", "Sales Order Item", "Delivery Note Item", "Sales Invoice Item"]), d.doctype){
+				if (in_list(["Quotation Item", "Sales Order Item", "Delivery Note Item", "Sales Invoice Item",  "Purchase Invoice Item", "Purchase Order Item", "Purchase Receipt Item"]), d.doctype) {
 					item_list[0]["margin_type"] = d.margin_type;
 					item_list[0]["margin_rate_or_amount"] = d.margin_rate_or_amount;
 				}
@@ -1498,7 +1531,10 @@
 					if(k=="price_list_rate") {
 						if(flt(v) != flt(d.price_list_rate)) price_list_rate_changed = true;
 					}
-					frappe.model.set_value(d.doctype, d.name, k, v);
+
+					if (k !== 'free_item_data') {
+						frappe.model.set_value(d.doctype, d.name, k, v);
+					}
 				}
 			}
 
@@ -1510,7 +1546,7 @@
 			}
 
 			if (d.free_item_data) {
-				me.apply_product_discount(d.free_item_data);
+				me.apply_product_discount(d);
 			}
 
 			if (d.apply_rule_on_other_items) {
@@ -1544,20 +1580,31 @@
 		}
 	},
 
-	apply_product_discount: function(free_item_data) {
-		const items = this.frm.doc.items.filter(d => (d.item_code == free_item_data.item_code
-			&& d.is_free_item)) || [];
+	apply_product_discount: function(args) {
+		const items = this.frm.doc.items.filter(d => (d.is_free_item)) || [];
 
-		if (!items.length) {
-			let row_to_modify = frappe.model.add_child(this.frm.doc,
-				this.frm.doc.doctype + ' Item', 'items');
+		const exist_items = items.map(row => (row.item_code, row.pricing_rules));
 
-			for (let key in free_item_data) {
-				row_to_modify[key] = free_item_data[key];
+		args.free_item_data.forEach(pr_row => {
+			let row_to_modify = {};
+			if (!items || !in_list(exist_items, (pr_row.item_code, pr_row.pricing_rules))) {
+
+				row_to_modify = frappe.model.add_child(this.frm.doc,
+					this.frm.doc.doctype + ' Item', 'items');
+
+			} else if(items) {
+				row_to_modify = items.filter(d => (d.item_code === pr_row.item_code
+					&& d.pricing_rules === pr_row.pricing_rules))[0];
 			}
-		} if (items && items.length && free_item_data) {
-			items[0].qty = free_item_data.qty
-		}
+
+			for (let key in pr_row) {
+				row_to_modify[key] = pr_row[key];
+			}
+		});
+
+		// free_item_data is a temporary variable
+		args.free_item_data = '';
+		refresh_field('items');
 	},
 
 	apply_price_list: function(item, reset_plc_conversion) {
diff --git a/erpnext/regional/doctype/gstr_3b_report/gstr_3b_report.py b/erpnext/regional/doctype/gstr_3b_report/gstr_3b_report.py
index 68c8a0d..a49996d 100644
--- a/erpnext/regional/doctype/gstr_3b_report/gstr_3b_report.py
+++ b/erpnext/regional/doctype/gstr_3b_report/gstr_3b_report.py
@@ -349,13 +349,12 @@
 		return inter_state_supply_details
 
 	def get_inward_nil_exempt(self, state):
-
 		inward_nil_exempt = frappe.db.sql(""" select p.place_of_supply, sum(i.base_amount) as base_amount,
 			i.is_nil_exempt, i.is_non_gst from `tabPurchase Invoice` p , `tabPurchase Invoice Item` i
 			where p.docstatus = 1 and p.name = i.parent
-			and i.is_nil_exempt = 1 or i.is_non_gst = 1 and
+			and (i.is_nil_exempt = 1 or i.is_non_gst = 1) and
 			month(p.posting_date) = %s and year(p.posting_date) = %s and p.company = %s and p.company_gstin = %s
-			group by p.place_of_supply """, (self.month_no, self.year, self.company, self.gst_details.get("gstin")), as_dict=1)
+			group by p.place_of_supply, i.is_nil_exempt, i.is_non_gst""", (self.month_no, self.year, self.company, self.gst_details.get("gstin")), as_dict=1)
 
 		inward_nil_exempt_details = {
 			"gst": {
diff --git a/erpnext/regional/doctype/tax_exemption_80g_certificate/tax_exemption_80g_certificate.py b/erpnext/regional/doctype/tax_exemption_80g_certificate/tax_exemption_80g_certificate.py
index d734a18..5bbd575 100644
--- a/erpnext/regional/doctype/tax_exemption_80g_certificate/tax_exemption_80g_certificate.py
+++ b/erpnext/regional/doctype/tax_exemption_80g_certificate/tax_exemption_80g_certificate.py
@@ -16,6 +16,7 @@
 		self.validate_duplicates()
 		self.validate_company_details()
 		self.set_company_address()
+		self.calculate_total()
 		self.set_title()
 
 	def validate_date(self):
@@ -29,7 +30,10 @@
 
 	def validate_duplicates(self):
 		if self.recipient == 'Donor':
-			certificate = frappe.db.exists(self.doctype, {'donation': self.donation})
+			certificate = frappe.db.exists(self.doctype, {
+				'donation': self.donation,
+				'name': ('!=', self.name)
+			})
 			if certificate:
 				frappe.throw(_('An 80G Certificate {0} already exists for the donation {1}').format(
 					get_link_to_form(self.doctype, certificate), frappe.bold(self.donation)
@@ -51,8 +55,17 @@
 		self.company_address = address.company_address
 		self.company_address_display = address.company_address_display
 
+	def calculate_total(self):
+		if self.recipient == 'Donor':
+			return
+
+		total = 0
+		for entry in self.payments:
+			total += flt(entry.amount)
+		self.total = total
+
 	def set_title(self):
-		if self.recipient == "Member":
+		if self.recipient == 'Member':
 			self.title = self.member_name
 		else:
 			self.title = self.donor_name
diff --git a/erpnext/regional/india/e_invoice/einvoice.js b/erpnext/regional/india/e_invoice/einvoice.js
index e8a7c30..cad2acd 100644
--- a/erpnext/regional/india/e_invoice/einvoice.js
+++ b/erpnext/regional/india/e_invoice/einvoice.js
@@ -1,7 +1,8 @@
 erpnext.setup_einvoice_actions = (doctype) => {
 	frappe.ui.form.on(doctype, {
-		refresh(frm) {
-			const einvoicing_enabled = frappe.db.get_value("E Invoice Settings", "E Invoice Settings", "enable");
+		async refresh(frm) {
+			const { message } = await frappe.db.get_value("E Invoice Settings", "E Invoice Settings", "enable");
+			const einvoicing_enabled = cint(message.enable);
 			const supply_type = frm.doc.gst_category;
 			const valid_supply_type = ['Registered Regular', 'SEZ', 'Overseas', 'Deemed Export'].includes(supply_type);
 			const company_transaction = frm.doc.billing_address_gstin == frm.doc.company_gstin;
diff --git a/erpnext/regional/italy/sales_invoice.js b/erpnext/regional/italy/sales_invoice.js
index 586a529..b54ac53 100644
--- a/erpnext/regional/italy/sales_invoice.js
+++ b/erpnext/regional/italy/sales_invoice.js
@@ -11,15 +11,10 @@
 						callback: function(r) {
 							frm.reload_doc();
 							if(r.message) {
-								var w = window.open(
-									frappe.urllib.get_full_url(
-										"/api/method/erpnext.regional.italy.utils.download_e_invoice_file?"
-										+ "file_name=" + r.message
-									)
-								)
-								if (!w) {
-									frappe.msgprint(__("Please enable pop-ups")); return;
-								}
+								open_url_post(frappe.request.url, {
+									cmd: 'frappe.core.doctype.file.file.download_file',
+									file_url: r.message
+								});
 							}
 						}
 					});
diff --git a/erpnext/regional/italy/setup.py b/erpnext/regional/italy/setup.py
index 6ab7341..309aedf 100644
--- a/erpnext/regional/italy/setup.py
+++ b/erpnext/regional/italy/setup.py
@@ -128,11 +128,8 @@
 				fetch_from="company.vat_collectability"),
 			dict(fieldname='sb_e_invoicing_reference', label='E-Invoicing',
 				fieldtype='Section Break', insert_after='pos_total_qty', print_hide=1),
-			dict(fieldname='company_tax_id', label='Company Tax ID',
-				fieldtype='Data', insert_after='sb_e_invoicing_reference', print_hide=1, read_only=1,
-				fetch_from="company.tax_id"),
 			dict(fieldname='company_fiscal_code', label='Company Fiscal Code',
-				fieldtype='Data', insert_after='company_tax_id', print_hide=1, read_only=1,
+				fieldtype='Data', insert_after='sb_e_invoicing_reference', print_hide=1, read_only=1,
 				fetch_from="company.fiscal_code"),
 			dict(fieldname='company_fiscal_regime', label='Company Fiscal Regime',
 				fieldtype='Data', insert_after='company_fiscal_code', print_hide=1, read_only=1,
@@ -219,4 +216,4 @@
 	update_permission_property(doctype, 'Accounts Manager', 0, 'delete', 1)
 	add_permission(doctype, 'Accounts Manager', 1)
 	update_permission_property(doctype, 'Accounts Manager', 1, 'write', 1)
-	update_permission_property(doctype, 'Accounts Manager', 1, 'create', 1)
\ No newline at end of file
+	update_permission_property(doctype, 'Accounts Manager', 1, 'create', 1)
diff --git a/erpnext/regional/italy/utils.py b/erpnext/regional/italy/utils.py
index 6842fb2..08573cd 100644
--- a/erpnext/regional/italy/utils.py
+++ b/erpnext/regional/italy/utils.py
@@ -1,6 +1,8 @@
 from __future__ import unicode_literals
 
-import frappe, json, os
+import io
+import json
+import frappe
 from frappe.utils import flt, cstr
 from erpnext.controllers.taxes_and_totals import get_itemised_tax
 from frappe import _
@@ -28,20 +30,22 @@
 
 @frappe.whitelist()
 def export_invoices(filters=None):
-	saved_xmls = []
+	frappe.has_permission('Sales Invoice', throw=True)
 
-	invoices = frappe.get_all("Sales Invoice", filters=get_conditions(filters), fields=["*"])
+	invoices = frappe.get_all(
+		"Sales Invoice",
+		filters=get_conditions(filters),
+		fields=["name", "company_tax_id"]
+	)
 
-	for invoice in invoices:
-		attachments = get_e_invoice_attachments(invoice)
-		saved_xmls += [attachment.file_name for attachment in attachments]
+	attachments = get_e_invoice_attachments(invoices)
 
-	zip_filename = "{0}-einvoices.zip".format(frappe.utils.get_datetime().strftime("%Y%m%d_%H%M%S"))
+	zip_filename = "{0}-einvoices.zip".format(
+		frappe.utils.get_datetime().strftime("%Y%m%d_%H%M%S"))
 
-	download_zip(saved_xmls, zip_filename)
+	download_zip(attachments, zip_filename)
 
 
-@frappe.whitelist()
 def prepare_invoice(invoice, progressive_number):
 	#set company information
 	company = frappe.get_doc("Company", invoice.company)
@@ -98,7 +102,7 @@
 def get_conditions(filters):
 	filters = json.loads(filters)
 
-	conditions = {"docstatus": 1}
+	conditions = {"docstatus": 1, "company_tax_id": ("!=", "")}
 
 	if filters.get("company"): conditions["company"] = filters["company"]
 	if filters.get("customer"): conditions["customer"] =  filters["customer"]
@@ -111,23 +115,22 @@
 
 	return conditions
 
-#TODO: Use function from frappe once PR #6853 is merged.
+
 def download_zip(files, output_filename):
-	from zipfile import ZipFile
+	import zipfile
 
-	input_files = [frappe.get_site_path('private', 'files', filename) for filename in files]
-	output_path = frappe.get_site_path('private', 'files', output_filename)
+	zip_stream = io.BytesIO()
+	with zipfile.ZipFile(zip_stream, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+		for file in files:
+			file_path = frappe.utils.get_files_path(
+				file.file_name, is_private=file.is_private)
 
-	with ZipFile(output_path, 'w') as output_zip:
-		for input_file in input_files:
-			output_zip.write(input_file, arcname=os.path.basename(input_file))
-
-	with open(output_path, 'rb') as fileobj:
-		filedata = fileobj.read()
+			zip_file.write(file_path, arcname=file.file_name)
 
 	frappe.local.response.filename = output_filename
-	frappe.local.response.filecontent = filedata
+	frappe.local.response.filecontent = zip_stream.getvalue()
 	frappe.local.response.type = "download"
+	zip_stream.close()
 
 def get_invoice_summary(items, taxes):
 	summary_data = frappe._dict()
@@ -307,23 +310,12 @@
 @frappe.whitelist()
 def generate_single_invoice(docname):
 	doc = frappe.get_doc("Sales Invoice", docname)
-
+	frappe.has_permission("Sales Invoice", doc=doc, throw=True)
 
 	e_invoice = prepare_and_attach_invoice(doc, True)
+	return e_invoice.file_url
 
-	return e_invoice.file_name
-
-@frappe.whitelist()
-def download_e_invoice_file(file_name):
-	content = None
-	with open(frappe.get_site_path('private', 'files', file_name), "r") as f:
-		content = f.read()
-
-	frappe.local.response.filename = file_name
-	frappe.local.response.filecontent = content
-	frappe.local.response.type = "download"
-
-#Delete e-invoice attachment on cancel.
+# Delete e-invoice attachment on cancel.
 def sales_invoice_on_cancel(doc, method):
 	if get_company_country(doc.company) not in ['Italy',
 		'Italia', 'Italian Republic', 'Repubblica Italiana']:
@@ -335,16 +327,38 @@
 def get_company_country(company):
 	return frappe.get_cached_value('Company', company, 'country')
 
-def get_e_invoice_attachments(invoice):
-	if not invoice.company_tax_id:
-		return []
+def get_e_invoice_attachments(invoices):
+	if not isinstance(invoices, list):
+		if not invoices.company_tax_id:
+			return
+
+		invoices = [invoices]
+
+	tax_id_map = {
+		invoice.name: (
+			invoice.company_tax_id
+			if invoice.company_tax_id.startswith("IT")
+			else "IT" + invoice.company_tax_id
+		) for invoice in invoices
+	}
+
+	attachments = frappe.get_all(
+		"File",
+		fields=("name", "file_name", "attached_to_name", "is_private"),
+		filters= {
+			"attached_to_name": ('in', tax_id_map),
+			"attached_to_doctype": 'Sales Invoice'
+		}
+	)
 
 	out = []
-	attachments = get_attachments(invoice.doctype, invoice.name)
-	company_tax_id = invoice.company_tax_id if invoice.company_tax_id.startswith("IT") else "IT" + invoice.company_tax_id
-
 	for attachment in attachments:
-		if attachment.file_name and attachment.file_name.startswith(company_tax_id) and attachment.file_name.endswith(".xml"):
+		if (
+			attachment.file_name
+			and attachment.file_name.endswith(".xml")
+			and attachment.file_name.startswith(
+				tax_id_map.get(attachment.attached_to_name))
+		):
 			out.append(attachment)
 
 	return out
diff --git a/erpnext/selling/doctype/quotation_item/quotation_item.json b/erpnext/selling/doctype/quotation_item/quotation_item.json
index a6785f7..8b53902 100644
--- a/erpnext/selling/doctype/quotation_item/quotation_item.json
+++ b/erpnext/selling/doctype/quotation_item/quotation_item.json
@@ -641,6 +641,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   }
@@ -648,7 +649,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:39:40.174551",
+ "modified": "2021-02-23 01:13:54.670763",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Quotation Item",
diff --git a/erpnext/selling/doctype/sales_order_item/sales_order_item.json b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
index 37e47a9..1e5590e 100644
--- a/erpnext/selling/doctype/sales_order_item/sales_order_item.json
+++ b/erpnext/selling/doctype/sales_order_item/sales_order_item.json
@@ -786,6 +786,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   }
@@ -793,7 +794,7 @@
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:35:07.617320",
+ "modified": "2021-02-23 01:15:05.803091",
  "modified_by": "Administrator",
  "module": "Selling",
  "name": "Sales Order Item",
diff --git a/erpnext/selling/sales_common.js b/erpnext/selling/sales_common.js
index ce08464..0428573 100644
--- a/erpnext/selling/sales_common.js
+++ b/erpnext/selling/sales_common.js
@@ -127,20 +127,6 @@
 		this.set_dynamic_labels();
 	},
 
-	price_list_rate: function(doc, cdt, cdn) {
-		var item = frappe.get_doc(cdt, cdn);
-		frappe.model.round_floats_in(item, ["price_list_rate", "discount_percentage"]);
-
-		// check if child doctype is Sales Order Item/Qutation Item and calculate the rate
-		if(in_list(["Quotation Item", "Sales Order Item", "Delivery Note Item", "Sales Invoice Item", "POS Invoice Item"]), cdt)
-			this.apply_pricing_rule_on_item(item);
-		else
-			item.rate = flt(item.price_list_rate * (1 - item.discount_percentage / 100.0),
-				precision("rate", item));
-
-		this.calculate_taxes_and_totals();
-	},
-
 	discount_percentage: function(doc, cdt, cdn) {
 		var item = frappe.get_doc(cdt, cdn);
 		item.discount_amount = 0.0;
@@ -353,26 +339,6 @@
 		refresh_field('product_bundle_help');
 	},
 
-	margin_rate_or_amount: function(doc, cdt, cdn) {
-		// calculated the revised total margin and rate on margin rate changes
-		var item = locals[cdt][cdn];
-		this.apply_pricing_rule_on_item(item)
-		this.calculate_taxes_and_totals();
-		cur_frm.refresh_fields();
-	},
-
-	margin_type: function(doc, cdt, cdn){
-		// calculate the revised total margin and rate on margin type changes
-		var item = locals[cdt][cdn];
-		if(!item.margin_type) {
-			frappe.model.set_value(cdt, cdn, "margin_rate_or_amount", 0);
-		} else {
-			this.apply_pricing_rule_on_item(item, doc,cdt, cdn)
-			this.calculate_taxes_and_totals();
-			cur_frm.refresh_fields();
-		}
-	},
-
 	company_address: function() {
 		var me = this;
 		if(this.frm.doc.company_address) {
diff --git a/erpnext/setup/doctype/naming_series/naming_series.py b/erpnext/setup/doctype/naming_series/naming_series.py
index abff973..2ea0bc0 100644
--- a/erpnext/setup/doctype/naming_series/naming_series.py
+++ b/erpnext/setup/doctype/naming_series/naming_series.py
@@ -10,6 +10,7 @@
 from frappe.model.document import Document
 from frappe.model.naming import parse_naming_series
 from frappe.permissions import get_doctypes_with_read
+from frappe.core.doctype.doctype.doctype import validate_series
 
 class NamingSeriesNotSetError(frappe.ValidationError): pass
 
@@ -126,7 +127,7 @@
 		dt = frappe.get_doc("DocType", self.select_doc_for_series)
 		options = self.scrub_options_list(self.set_options.split("\n"))
 		for series in options:
-			dt.validate_series(series)
+			validate_series(dt, series)
 			for i in sr:
 				if i[0]:
 					existing_series = [d.split('.')[0] for d in i[0].split("\n")]
diff --git a/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json b/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
index 1799624..b05090a 100644
--- a/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
+++ b/erpnext/stock/doctype/delivery_note_item/delivery_note_item.json
@@ -750,6 +750,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   }
@@ -758,7 +759,7 @@
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:42:03.767968",
+ "modified": "2021-02-23 01:04:08.588104",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Delivery Note Item",
diff --git a/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json b/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
index 8974ad9..efe3642 100644
--- a/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
+++ b/erpnext/stock/doctype/purchase_receipt_item/purchase_receipt_item.json
@@ -37,10 +37,16 @@
   "returned_qty",
   "rate_and_amount",
   "price_list_rate",
-  "discount_percentage",
-  "discount_amount",
   "col_break3",
   "base_price_list_rate",
+  "discount_and_margin_section",
+  "margin_type",
+  "margin_rate_or_amount",
+  "rate_with_margin",
+  "column_break_37",
+  "discount_percentage",
+  "discount_amount",
+  "base_rate_with_margin",
   "sec_break1",
   "rate",
   "amount",
@@ -880,6 +886,7 @@
    "fieldname": "stock_uom_rate",
    "fieldtype": "Currency",
    "label": "Rate of Stock UOM",
+   "no_copy": 1,
    "options": "currency",
    "read_only": 1
   },
@@ -890,12 +897,55 @@
    "no_copy": 1,
    "print_hide": 1,
    "read_only": 1
+  },
+  {
+   "collapsible": 1,
+   "fieldname": "discount_and_margin_section",
+   "fieldtype": "Section Break",
+   "label": "Discount and Margin"
+  },
+  {
+   "depends_on": "price_list_rate",
+   "fieldname": "margin_type",
+   "fieldtype": "Select",
+   "label": "Margin Type",
+   "options": "\nPercentage\nAmount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate",
+   "fieldname": "margin_rate_or_amount",
+   "fieldtype": "Float",
+   "label": "Margin Rate or Amount",
+   "print_hide": 1
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin",
+   "options": "currency",
+   "print_hide": 1,
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_37",
+   "fieldtype": "Column Break"
+  },
+  {
+   "depends_on": "eval:doc.margin_type && doc.price_list_rate && doc.margin_rate_or_amount",
+   "fieldname": "base_rate_with_margin",
+   "fieldtype": "Currency",
+   "label": "Rate With Margin (Company Currency)",
+   "options": "Company:company:default_currency",
+   "print_hide": 1,
+   "read_only": 1
   }
  ],
  "idx": 1,
  "istable": 1,
  "links": [],
- "modified": "2021-01-30 21:44:06.918515",
+ "modified": "2021-02-23 00:59:14.360847",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Purchase Receipt Item",
diff --git a/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py b/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
index 8436acb..a75db1a 100644
--- a/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
+++ b/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py
@@ -5,7 +5,7 @@
 from __future__ import unicode_literals
 import frappe, erpnext
 from frappe.model.document import Document
-from frappe.utils import cint, get_link_to_form
+from frappe.utils import cint, get_link_to_form, add_to_date, today
 from erpnext.stock.stock_ledger import repost_future_sle
 from erpnext.accounts.utils import update_gl_entries_after, check_if_stock_and_account_balance_synced
 from frappe.utils.user import get_users_with_role
@@ -29,7 +29,7 @@
 			self.company = frappe.get_cached_value(self.voucher_type, self.voucher_no, "company")
 		elif self.warehouse:
 			self.company = frappe.get_cached_value("Warehouse", self.warehouse, "company")
-	
+
 	def set_status(self, status=None):
 		if not status:
 			status = 'Queued'
@@ -54,7 +54,6 @@
 
 		repost_sl_entries(doc)
 		repost_gl_entries(doc)
-		check_if_stock_and_account_balance_synced(doc.posting_date, doc.company)
 
 		doc.set_status('Completed')
 	except Exception:
@@ -103,7 +102,7 @@
 	recipients = get_users_with_role("Stock Manager")
 	if not recipients:
 		get_users_with_role("System Manager")
-	
+
 	subject = _("Error while reposting item valuation")
 	message = (_("Hi,") + "<br>"
 		+ _("An error has been appeared while reposting item valuation via {0}")
@@ -112,4 +111,24 @@
 	)
 	frappe.sendmail(recipients=recipients, subject=subject, message=message)
 
+def repost_entries():
+	riv_entries = get_repost_item_valuation_entries()
 
+	for row in riv_entries:
+		doc = frappe.get_cached_doc('Repost Item Valuation', row.name)
+		repost(doc)
+
+	riv_entries = get_repost_item_valuation_entries()
+	if riv_entries:
+		return
+
+	for d in frappe.get_all('Company', filters= {'enable_perpetual_inventory': 1}):
+		check_if_stock_and_account_balance_synced(today(), d.name)
+
+def get_repost_item_valuation_entries():
+	date = add_to_date(today(), hours=-12)
+
+	return frappe.db.sql(""" SELECT name from `tabRepost Item Valuation`
+		WHERE status != 'Completed' and creation <= %s and docstatus = 1
+		ORDER BY timestamp(posting_date, posting_time) asc, creation asc
+	""", date, as_dict=1)
\ No newline at end of file
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.js b/erpnext/stock/doctype/stock_entry/stock_entry.js
index 274bbc2..4d1a71b 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.js
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.js
@@ -817,7 +817,6 @@
 		}
 		erpnext.hide_company();
 		erpnext.utils.add_item(this.frm);
-		this.frm.trigger('add_to_transit');
 	},
 
 	scan_barcode: function() {
diff --git a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
index f0a90f9..b452e96 100644
--- a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
@@ -29,6 +29,8 @@
 		self.remove_items_with_no_change()
 		self.validate_data()
 		self.validate_expense_account()
+		self.validate_customer_provided_item()
+		self.set_zero_value_for_customer_provided_items()
 		self.set_total_qty_and_amount()
 		self.validate_putaway_capacity()
 
@@ -217,7 +219,7 @@
 					if row.valuation_rate in ("", None):
 						row.valuation_rate = previous_sle.get("valuation_rate", 0)
 
-				if row.qty and not row.valuation_rate:
+				if row.qty and not row.valuation_rate and not row.allow_zero_valuation_rate:
 					frappe.throw(_("Valuation Rate required for Item {0} at row {1}").format(row.item_code, row.idx))
 
 				if ((previous_sle and row.qty == previous_sle.get("qty_after_transaction")
@@ -436,6 +438,20 @@
 			if frappe.db.get_value("Account", self.expense_account, "report_type") == "Profit and Loss":
 				frappe.throw(_("Difference Account must be a Asset/Liability type account, since this Stock Reconciliation is an Opening Entry"), OpeningEntryAccountError)
 
+	def set_zero_value_for_customer_provided_items(self):
+		changed_any_values = False
+
+		for d in self.get('items'):
+			is_customer_item = frappe.db.get_value('Item', d.item_code, 'is_customer_provided_item')
+			if is_customer_item and d.valuation_rate:
+				d.valuation_rate = 0.0
+				changed_any_values = True
+
+		if changed_any_values:
+			msgprint(_("Valuation rate for customer provided items has been set to zero."),
+				title=_("Note"), indicator="blue")
+
+
 	def set_total_qty_and_amount(self):
 		for d in self.get("items"):
 			d.amount = flt(d.qty, d.precision("qty")) * flt(d.valuation_rate, d.precision("valuation_rate"))
@@ -531,4 +547,4 @@
 		account = frappe.db.get_value('Account', {'is_group': 0,
 			'company': company, 'account_type': 'Temporary'}, 'name')
 
-	return account
\ No newline at end of file
+	return account
diff --git a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
index 088456f..6690c6a 100644
--- a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
@@ -193,6 +193,16 @@
 			stock_doc = frappe.get_doc("Stock Reconciliation", d)
 			stock_doc.cancel()
 
+	def test_customer_provided_items(self):
+		item_code = 'Stock-Reco-customer-Item-100'
+		create_item(item_code, is_customer_provided_item = 1,
+			  customer = '_Test Customer', is_purchase_item = 0)
+
+		sr = create_stock_reconciliation(item_code = item_code, qty = 10, rate = 420)
+
+		self.assertEqual(sr.get("items")[0].allow_zero_valuation_rate, 1)
+		self.assertEqual(sr.get("items")[0].valuation_rate, 0)
+		self.assertEqual(sr.get("items")[0].amount, 0)
 
 def insert_existing_sle(warehouse):
 	from erpnext.stock.doctype.stock_entry.test_stock_entry import make_stock_entry
diff --git a/erpnext/stock/doctype/stock_reconciliation_item/stock_reconciliation_item.json b/erpnext/stock/doctype/stock_reconciliation_item/stock_reconciliation_item.json
index e53db07..85c7ebe 100644
--- a/erpnext/stock/doctype/stock_reconciliation_item/stock_reconciliation_item.json
+++ b/erpnext/stock/doctype/stock_reconciliation_item/stock_reconciliation_item.json
@@ -13,6 +13,7 @@
   "qty",
   "valuation_rate",
   "amount",
+  "allow_zero_valuation_rate",
   "serial_no_and_batch_section",
   "serial_no",
   "column_break_11",
@@ -166,10 +167,19 @@
    "fieldtype": "Link",
    "label": "Batch No",
    "options": "Batch"
+  },
+  {
+   "default": "0",
+   "fieldname": "allow_zero_valuation_rate",
+   "fieldtype": "Check",
+   "label": "Allow Zero Valuation Rate",
+   "print_hide": 1,
+   "read_only": 1
   }
  ],
  "istable": 1,
- "modified": "2019-06-14 17:10:53.188305",
+ "links": [],
+ "modified": "2021-03-23 11:09:44.407157",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Stock Reconciliation Item",
@@ -179,4 +189,4 @@
  "sort_field": "modified",
  "sort_order": "DESC",
  "track_changes": 1
-}
\ No newline at end of file
+}
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index 873cfec..70e4c2c 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -314,7 +314,9 @@
 		"last_purchase_rate": item.last_purchase_rate if args.get("doctype") in ["Purchase Order"] else 0,
 		"transaction_date": args.get("transaction_date"),
 		"against_blanket_order": args.get("against_blanket_order"),
-		"bom_no": item.get("default_bom")
+		"bom_no": item.get("default_bom"),
+		"weight_per_unit": args.get("weight_per_unit") or item.get("weight_per_unit"),
+		"weight_uom": args.get("weight_uom") or item.get("weight_uom")
 	})
 
 	if item.get("enable_deferred_revenue") or item.get("enable_deferred_expense"):
@@ -369,6 +371,9 @@
 	if meta.get_field("barcode"):
 		update_barcode_value(out)
 
+	if out.get("weight_per_unit"):
+		out['total_weight'] = out.weight_per_unit * out.stock_qty
+
 	return out
 
 def get_item_warehouse(item, args, overwrite_warehouse, defaults={}):
diff --git a/erpnext/stock/report/stock_balance/stock_balance.py b/erpnext/stock/report/stock_balance/stock_balance.py
index e5d4d62..6dfede4 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.py
+++ b/erpnext/stock/report/stock_balance/stock_balance.py
@@ -198,7 +198,7 @@
 		else:
 			qty_diff = flt(d.actual_qty)
 
-		value_diff = flt(d.stock_value) - flt(qty_dict.bal_val)
+		value_diff = flt(d.stock_value_difference)
 
 		if d.posting_date < from_date:
 			qty_dict.opening_qty += qty_diff
diff --git a/erpnext/support/report/issue_summary/issue_summary.py b/erpnext/support/report/issue_summary/issue_summary.py
index 3d73531..7861e30 100644
--- a/erpnext/support/report/issue_summary/issue_summary.py
+++ b/erpnext/support/report/issue_summary/issue_summary.py
@@ -260,8 +260,7 @@
 					self.issue_summary_data[value]['avg_user_resolution_time'] = entry.get('avg_user_resolution_time') or 0.0
 
 	def get_chart_data(self):
-		if not self.data:
-			return None
+		self.chart = []
 
 		labels = []
 		open_issues = []
@@ -310,8 +309,7 @@
 		}
 
 	def get_report_summary(self):
-		if not self.data:
-			return None
+		self.report_summary = []
 
 		open_issues = 0
 		replied = 0