diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.py b/erpnext/accounts/doctype/journal_entry/journal_entry.py
index 7360b39..cfdae93 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.py
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.py
@@ -840,6 +840,7 @@
 	return [{"account": a, "balance": get_balance_on(a)} for a in accounts]
 
 
+@frappe.whitelist()
 def get_against_jv(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql("""select jv.name, jv.posting_date, jv.user_remark
 		from `tabJournal Entry` jv, `tabJournal Entry Account` jv_detail
diff --git a/erpnext/accounts/doctype/payment_order/payment_order.py b/erpnext/accounts/doctype/payment_order/payment_order.py
index 7ecdc41..4702e58 100644
--- a/erpnext/accounts/doctype/payment_order/payment_order.py
+++ b/erpnext/accounts/doctype/payment_order/payment_order.py
@@ -26,6 +26,7 @@
 		for d in self.references:
 			frappe.db.set_value(self.payment_order_type, d.get(frappe.scrub(self.payment_order_type)), ref_field, status)
 
+@frappe.whitelist()
 def get_mop_query(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql(""" select mode_of_payment from `tabPayment Order Reference`
 		where parent = %(parent)s and mode_of_payment like %(txt)s
@@ -36,6 +37,7 @@
 			'txt': "%%%s%%" % txt
 		})
 
+@frappe.whitelist()
 def get_supplier_query(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql(""" select supplier from `tabPayment Order Reference`
 		where parent = %(parent)s and supplier like %(txt)s and
@@ -86,4 +88,4 @@
 
 	je.flags.ignore_mandatory = True
 	je.save()
-	frappe.msgprint(_("{0} {1} created").format(je.doctype, je.name))
\ No newline at end of file
+	frappe.msgprint(_("{0} {1} created").format(je.doctype, je.name))
diff --git a/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py b/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
index 3080496..8eaad7a 100644
--- a/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
+++ b/erpnext/accounts/doctype/payment_reconciliation/payment_reconciliation.py
@@ -101,10 +101,10 @@
 			Having
 				amount > 0
 		""".format(
-			doc=voucher_type, 
-			dr_or_cr=dr_or_cr, 
-			reconciled_dr_or_cr=reconciled_dr_or_cr, 
-			party_type_field=frappe.scrub(self.party_type)), 
+			doc=voucher_type,
+			dr_or_cr=dr_or_cr,
+			reconciled_dr_or_cr=reconciled_dr_or_cr,
+			party_type_field=frappe.scrub(self.party_type)),
 			{
 				'party': self.party,
 				'party_type': self.party_type,
@@ -170,7 +170,7 @@
 			reconcile_against_document(lst)
 
 		if dr_or_cr_notes:
-			reconcile_dr_cr_note(dr_or_cr_notes)
+			reconcile_dr_cr_note(dr_or_cr_notes, self.company)
 
 		msgprint(_("Successfully Reconciled"))
 		self.get_unreconciled_entries()
@@ -261,7 +261,7 @@
 
 		return cond
 
-def reconcile_dr_cr_note(dr_cr_notes):
+def reconcile_dr_cr_note(dr_cr_notes, company):
 	for d in dr_cr_notes:
 		voucher_type = ('Credit Note'
 			if d.voucher_type == 'Sales Invoice' else 'Debit Note')
@@ -273,6 +273,7 @@
 			"doctype": "Journal Entry",
 			"voucher_type": voucher_type,
 			"posting_date": today(),
+			"company": company,
 			"accounts": [
 				{
 					'account': d.account,
diff --git a/erpnext/accounts/doctype/pos_profile/pos_profile.py b/erpnext/accounts/doctype/pos_profile/pos_profile.py
index 4f17e9f..f186967 100644
--- a/erpnext/accounts/doctype/pos_profile/pos_profile.py
+++ b/erpnext/accounts/doctype/pos_profile/pos_profile.py
@@ -115,6 +115,7 @@
 def get_series():
 	return frappe.get_meta("Sales Invoice").get_field("naming_series").options or ""
 
+@frappe.whitelist()
 def pos_profile_query(doctype, txt, searchfield, start, page_len, filters):
 	user = frappe.session['user']
 	company = filters.get('company') or frappe.defaults.get_user_default('company')
diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
index ead300e..d4d83af 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
@@ -432,6 +432,7 @@
 
 	return doc
 
+@frappe.whitelist()
 def get_item_uoms(doctype, txt, searchfield, start, page_len, filters):
 	items = [filters.get('value')]
 	if filters.get('apply_on') != 'Item Code':
@@ -442,4 +443,4 @@
 
 	return frappe.get_all('UOM Conversion Detail',
 		filters = {'parent': ('in', items), 'uom': ("like", "{0}%".format(txt))},
-		fields = ["distinct uom"], as_list=1)
\ No newline at end of file
+		fields = ["distinct uom"], as_list=1)
diff --git a/erpnext/accounts/page/bank_reconciliation/bank_reconciliation.py b/erpnext/accounts/page/bank_reconciliation/bank_reconciliation.py
index 69f9907..7df090b 100644
--- a/erpnext/accounts/page/bank_reconciliation/bank_reconciliation.py
+++ b/erpnext/accounts/page/bank_reconciliation/bank_reconciliation.py
@@ -21,7 +21,7 @@
 	if payment_doctype == "Payment Entry" and payment_entry.unallocated_amount > transaction.unallocated_amount:
 		frappe.throw(_("The unallocated amount of Payment Entry {0} \
 			is greater than the Bank Transaction's unallocated amount").format(payment_name))
-		
+
 	if transaction.unallocated_amount == 0:
 		frappe.throw(_("This bank transaction is already fully reconciled"))
 
@@ -289,6 +289,7 @@
 	else:
 		return []
 
+@frappe.whitelist()
 def payment_entry_query(doctype, txt, searchfield, start, page_len, filters):
 	account = frappe.db.get_value("Bank Account", filters.get("bank_account"), "account")
 	if not account:
@@ -317,6 +318,7 @@
 		}
 	)
 
+@frappe.whitelist()
 def journal_entry_query(doctype, txt, searchfield, start, page_len, filters):
 	account = frappe.db.get_value("Bank Account", filters.get("bank_account"), "account")
 
@@ -352,6 +354,7 @@
 		}
 	)
 
+@frappe.whitelist()
 def sales_invoices_query(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql("""
 		SELECT
diff --git a/erpnext/accounts/party.py b/erpnext/accounts/party.py
index db91b66..b764eff 100644
--- a/erpnext/accounts/party.py
+++ b/erpnext/accounts/party.py
@@ -388,7 +388,7 @@
 	from erpnext.accounts.doctype.tax_rule.tax_rule import get_tax_template, get_party_details
 	args = {
 		party_type.lower(): party,
-		"company":			company
+		"company": company
 	}
 
 	if tax_category:
diff --git a/erpnext/accounts/utils.py b/erpnext/accounts/utils.py
index 16146f4..69866e1 100644
--- a/erpnext/accounts/utils.py
+++ b/erpnext/accounts/utils.py
@@ -133,7 +133,7 @@
 		acc = frappe.get_doc("Account", account)
 
 	try:
-		year_start_date = get_fiscal_year(date, verbose=0)[1]
+		year_start_date = get_fiscal_year(date, company=company, verbose=0)[1]
 	except FiscalYearError:
 		if getdate(date) > getdate(nowdate()):
 			# if fiscal year not found and the date is greater than today
@@ -787,10 +787,10 @@
 		company_currency = frappe.get_cached_value('Company',  company,  "default_currency")
 		for each in acc:
 			each["company_currency"] = company_currency
-			each["balance"] = flt(get_balance_on(each.get("value"), in_account_currency=False))
+			each["balance"] = flt(get_balance_on(each.get("value"), in_account_currency=False, company=company))
 
 			if each.account_currency != company_currency:
-				each["balance_in_account_currency"] = flt(get_balance_on(each.get("value")))
+				each["balance_in_account_currency"] = flt(get_balance_on(each.get("value"), company=company))
 
 	return acc
 
diff --git a/erpnext/assets/doctype/asset/asset.py b/erpnext/assets/doctype/asset/asset.py
index 9ae5a87..0bd03a8 100644
--- a/erpnext/assets/doctype/asset/asset.py
+++ b/erpnext/assets/doctype/asset/asset.py
@@ -35,11 +35,9 @@
 		if not self.booked_fixed_asset and self.validate_make_gl_entry():
 			self.make_gl_entries()
 
-	def before_cancel(self):
-		self.cancel_auto_gen_movement()
-
 	def on_cancel(self):
 		self.validate_cancellation()
+		self.cancel_movement_entries()
 		self.delete_depreciation_entries()
 		self.set_status()
 		self.ignore_linked_doctypes = ('GL Entry', 'Stock Ledger Entry')
@@ -134,19 +132,6 @@
 				Please do not book expense of multiple assets against one single Asset.")
 				.format(frappe.bold("equal"), "<br>"), title=_("Invalid Gross Purchase Amount"))
 
-	def cancel_auto_gen_movement(self):
-		movements = frappe.db.sql(
-			"""SELECT asm.name, asm.docstatus
-			FROM `tabAsset Movement` asm, `tabAsset Movement Item` asm_item
-			WHERE asm_item.parent=asm.name and asm_item.asset=%s and asm.docstatus=1""", self.name, as_dict=1)
-		if len(movements) > 1:
-			frappe.throw(_('Asset has multiple Asset Movement Entries which has to be \
-				cancelled manually to cancel this asset.'))
-		if movements:
-			movement = frappe.get_doc('Asset Movement', movements[0].get('name'))
-			movement.flags.ignore_validate = True
-			movement.cancel()
-
 	def make_asset_movement(self):
 		reference_doctype = 'Purchase Receipt' if self.purchase_receipt else 'Purchase Invoice'
 		reference_docname = self.purchase_receipt or self.purchase_invoice
@@ -413,6 +398,16 @@
 		if self.status not in ("Submitted", "Partially Depreciated", "Fully Depreciated"):
 			frappe.throw(_("Asset cannot be cancelled, as it is already {0}").format(self.status))
 
+	def cancel_movement_entries(self):
+		movements = frappe.db.sql(
+			"""SELECT asm.name, asm.docstatus
+			FROM `tabAsset Movement` asm, `tabAsset Movement Item` asm_item
+			WHERE asm_item.parent=asm.name and asm_item.asset=%s and asm.docstatus=1""", self.name, as_dict=1)
+
+		for movement in movements:
+			movement = frappe.get_doc('Asset Movement', movement.get('name'))
+			movement.cancel()
+
 	def delete_depreciation_entries(self):
 		for d in self.get("schedules"):
 			if d.journal_entry:
diff --git a/erpnext/assets/doctype/asset_movement/asset_movement.py b/erpnext/assets/doctype/asset_movement/asset_movement.py
index 3da355e..b2de250 100644
--- a/erpnext/assets/doctype/asset_movement/asset_movement.py
+++ b/erpnext/assets/doctype/asset_movement/asset_movement.py
@@ -87,33 +87,9 @@
 
 	def on_submit(self):
 		self.set_latest_location_in_asset()
-	
-	def before_cancel(self):
-		self.validate_last_movement()
 		
 	def on_cancel(self):
 		self.set_latest_location_in_asset()
-	
-	def validate_last_movement(self):
-		for d in self.assets:
-			auto_gen_movement_entry = frappe.db.sql(
-				"""
-				SELECT asm.name
-				FROM  `tabAsset Movement Item` asm_item, `tabAsset Movement` asm
-				WHERE 
-					asm.docstatus=1 and
-					asm_item.parent=asm.name and
-					asm_item.asset=%s and
-					asm.company=%s and
-					asm_item.source_location is NULL and
-					asm.purpose=%s
-				ORDER BY
-					asm.transaction_date asc
-				""", (d.asset, self.company, 'Receipt'), as_dict=1)
-
-			if auto_gen_movement_entry and auto_gen_movement_entry[0].get('name') == self.name:
-				frappe.throw(_('{0} will be cancelled automatically on asset cancellation as it was \
-					auto generated for Asset {1}').format(self.name, d.asset))
 
 	def set_latest_location_in_asset(self):
 		current_location, current_employee = '', ''
diff --git a/erpnext/buying/doctype/request_for_quotation/request_for_quotation.py b/erpnext/buying/doctype/request_for_quotation/request_for_quotation.py
index 56af4d9..4b85230 100644
--- a/erpnext/buying/doctype/request_for_quotation/request_for_quotation.py
+++ b/erpnext/buying/doctype/request_for_quotation/request_for_quotation.py
@@ -206,6 +206,7 @@
 	})
 	return list_context
 
+@frappe.whitelist()
 def get_supplier_contacts(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql("""select `tabContact`.name from `tabContact`, `tabDynamic Link`
 		where `tabDynamic Link`.link_doctype = 'Supplier' and (`tabDynamic Link`.link_name=%(name)s
diff --git a/erpnext/controllers/queries.py b/erpnext/controllers/queries.py
index ee8364a..31e3498 100644
--- a/erpnext/controllers/queries.py
+++ b/erpnext/controllers/queries.py
@@ -10,7 +10,8 @@
 from erpnext.stock.get_item_details import _get_item_tax_template
 from frappe.utils import unique
 
- # searches for active employees
+# searches for active employees
+@frappe.whitelist()
 def employee_query(doctype, txt, searchfield, start, page_len, filters):
 	conditions = []
 	fields = get_fields("Employee", ["name", "employee_name"])
@@ -40,6 +41,7 @@
 
 
 # searches for leads which are not converted
+@frappe.whitelist()
 def lead_query(doctype, txt, searchfield, start, page_len, filters):
 	fields = get_fields("Lead", ["name", "lead_name", "company_name"])
 
@@ -69,6 +71,7 @@
 
 
  # searches for customer
+@frappe.whitelist()
 def customer_query(doctype, txt, searchfield, start, page_len, filters):
 	conditions = []
 	cust_master_name = frappe.defaults.get_user_default("cust_master_name")
@@ -106,6 +109,7 @@
 
 
 # searches for supplier
+@frappe.whitelist()
 def supplier_query(doctype, txt, searchfield, start, page_len, filters):
 	supp_master_name = frappe.defaults.get_user_default("supp_master_name")
 	if supp_master_name == "Supplier Name":
@@ -137,6 +141,7 @@
 		})
 
 
+@frappe.whitelist()
 def tax_account_query(doctype, txt, searchfield, start, page_len, filters):
 	company_currency = erpnext.get_company_currency(filters.get('company'))
 
@@ -162,6 +167,7 @@
 	return tax_accounts
 
 
+@frappe.whitelist()
 def item_query(doctype, txt, searchfield, start, page_len, filters, as_dict=False):
 	conditions = []
 
@@ -224,6 +230,7 @@
 			}, as_dict=as_dict)
 
 
+@frappe.whitelist()
 def bom(doctype, txt, searchfield, start, page_len, filters):
 	conditions = []
 	fields = get_fields("BOM", ["name", "item"])
@@ -250,6 +257,7 @@
 		})
 
 
+@frappe.whitelist()
 def get_project_name(doctype, txt, searchfield, start, page_len, filters):
 	cond = ''
 	if filters.get('customer'):
@@ -276,6 +284,7 @@
 			})
 
 
+@frappe.whitelist()
 def get_delivery_notes_to_be_billed(doctype, txt, searchfield, start, page_len, filters, as_dict):
 	fields = get_fields("Delivery Note", ["name", "customer", "posting_date"])
 
@@ -305,6 +314,7 @@
 	}, {"txt": ("%%%s%%" % txt)}, as_dict=as_dict)
 
 
+@frappe.whitelist()
 def get_batch_no(doctype, txt, searchfield, start, page_len, filters):
 	cond = ""
 	if filters.get("posting_date"):
@@ -362,6 +372,7 @@
 			limit %(start)s, %(page_len)s""".format(cond, match_conditions=get_match_cond(doctype)), args)
 
 
+@frappe.whitelist()
 def get_account_list(doctype, txt, searchfield, start, page_len, filters):
 	filter_list = []
 
@@ -385,6 +396,7 @@
 		limit_start=start, limit_page_length=page_len, as_list=True)
 
 
+@frappe.whitelist()
 def get_blanket_orders(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql("""select distinct bo.name, bo.blanket_order_type, bo.to_date
 		from `tabBlanket Order` bo, `tabBlanket Order Item` boi
diff --git a/erpnext/hr/doctype/expense_claim/expense_claim.js b/erpnext/hr/doctype/expense_claim/expense_claim.js
index 8f8dafd..221300b 100644
--- a/erpnext/hr/doctype/expense_claim/expense_claim.js
+++ b/erpnext/hr/doctype/expense_claim/expense_claim.js
@@ -113,6 +113,14 @@
 	cur_frm.cscript.calculate_total(doc,cdt,cdn);
 };
 
+cur_frm.fields_dict['cost_center'].get_query = function(doc) {
+	return {
+		filters: {
+			"company": doc.company
+		}
+	}
+};
+
 erpnext.expense_claim = {
 	set_title: function(frm) {
 		if (!frm.doc.task) {
diff --git a/erpnext/manufacturing/doctype/bom/bom.py b/erpnext/manufacturing/doctype/bom/bom.py
index 7d31a1c..256c957 100644
--- a/erpnext/manufacturing/doctype/bom/bom.py
+++ b/erpnext/manufacturing/doctype/bom/bom.py
@@ -910,6 +910,7 @@
 
 	return out
 
+@frappe.whitelist()
 def item_query(doctype, txt, searchfield, start, page_len, filters):
 	meta = frappe.get_meta("Item", cached=True)
 	searchfields = meta.get_search_fields()
@@ -989,4 +990,4 @@
 		},
 	}, target_doc, postprocess)
 
-	return doc
\ No newline at end of file
+	return doc
diff --git a/erpnext/manufacturing/doctype/work_order/work_order.py b/erpnext/manufacturing/doctype/work_order/work_order.py
index e2233a3..f962a11 100644
--- a/erpnext/manufacturing/doctype/work_order/work_order.py
+++ b/erpnext/manufacturing/doctype/work_order/work_order.py
@@ -631,6 +631,7 @@
 		bom.set_bom_material_details()
 		return bom
 
+@frappe.whitelist()
 def get_bom_operations(doctype, txt, searchfield, start, page_len, filters):
 	if txt:
 		filters['operation'] = ('like', '%%%s%%' % txt)
diff --git a/erpnext/manufacturing/report/bom_variance_report/bom_variance_report.py b/erpnext/manufacturing/report/bom_variance_report/bom_variance_report.py
index c5627e0..e3e440e 100644
--- a/erpnext/manufacturing/report/bom_variance_report/bom_variance_report.py
+++ b/erpnext/manufacturing/report/bom_variance_report/bom_variance_report.py
@@ -19,7 +19,7 @@
 			"options": "Work Order",
 			"width": 120
 		}]
-	
+
 	if not filters.get('bom_no'):
 		columns.extend([
 			{
diff --git a/erpnext/payroll/doctype/employee_benefit_application/employee_benefit_application.py b/erpnext/payroll/doctype/employee_benefit_application/employee_benefit_application.py
index e166a70..d7d00e6 100644
--- a/erpnext/payroll/doctype/employee_benefit_application/employee_benefit_application.py
+++ b/erpnext/payroll/doctype/employee_benefit_application/employee_benefit_application.py
@@ -222,7 +222,7 @@
 
 	return benefit_amount
 
-
+@frappe.whitelist()
 def get_earning_components(doctype, txt, searchfield, start, page_len, filters):
 	if len(filters) < 2:
 		return {}
diff --git a/erpnext/payroll/doctype/payroll_entry/payroll_entry.py b/erpnext/payroll/doctype/payroll_entry/payroll_entry.py
index e6bb708..ad9b6d8 100644
--- a/erpnext/payroll/doctype/payroll_entry/payroll_entry.py
+++ b/erpnext/payroll/doctype/payroll_entry/payroll_entry.py
@@ -539,6 +539,7 @@
 	if not_submitted_ss:
 		frappe.msgprint(_("Could not submit some Salary Slips"))
 
+@frappe.whitelist()
 def get_payroll_entries_for_jv(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql("""
 		select name from `tabPayroll Entry`
diff --git a/erpnext/projects/doctype/project/project.py b/erpnext/projects/doctype/project/project.py
index afdb5b7..32ea05b 100644
--- a/erpnext/projects/doctype/project/project.py
+++ b/erpnext/projects/doctype/project/project.py
@@ -238,6 +238,7 @@
 		"row_template": "templates/includes/projects/project_row.html"
 	}
 
+@frappe.whitelist()
 def get_users_for_project(doctype, txt, searchfield, start, page_len, filters):
 	conditions = []
 	return frappe.db.sql("""select name, concat_ws(' ', first_name, middle_name, last_name)
diff --git a/erpnext/projects/doctype/task/task.json b/erpnext/projects/doctype/task/task.json
index f4b3d3e..4db1f19 100644
--- a/erpnext/projects/doctype/task/task.json
+++ b/erpnext/projects/doctype/task/task.json
@@ -183,7 +183,8 @@
   {
    "fieldname": "progress",
    "fieldtype": "Percent",
-   "label": "% Progress"
+   "label": "% Progress",
+   "no_copy": 1
   },
   {
    "default": "0",
@@ -356,6 +357,7 @@
    "fieldname": "completed_by",
    "fieldtype": "Link",
    "label": "Completed By",
+   "no_copy": 1,
    "options": "User"
   }
  ],
@@ -364,7 +366,7 @@
  "is_tree": 1,
  "links": [],
  "max_attachments": 5,
- "modified": "2020-03-18 18:08:44.153211",
+ "modified": "2020-07-03 12:36:04.960457",
  "modified_by": "Administrator",
  "module": "Projects",
  "name": "Task",
diff --git a/erpnext/projects/doctype/task/task.py b/erpnext/projects/doctype/task/task.py
index 1cb2c50..845cdba 100755
--- a/erpnext/projects/doctype/task/task.py
+++ b/erpnext/projects/doctype/task/task.py
@@ -188,6 +188,7 @@
 	return child_tasks
 
 
+@frappe.whitelist()
 def get_project(doctype, txt, searchfield, start, page_len, filters):
 	from erpnext.controllers.queries import get_match_cond
 	return frappe.db.sql(""" select name from `tabProject`
diff --git a/erpnext/public/js/utils/party.js b/erpnext/public/js/utils/party.js
index 99c1b8a..0653267 100644
--- a/erpnext/public/js/utils/party.js
+++ b/erpnext/public/js/utils/party.js
@@ -4,7 +4,7 @@
 frappe.provide("erpnext.utils");
 
 erpnext.utils.get_party_details = function(frm, method, args, callback) {
-	if(!method) {
+	if (!method) {
 		method = "erpnext.accounts.party.get_party_details";
 	}
 
@@ -22,12 +22,12 @@
 		}
 	}
 
-	if(!args) {
-		if((frm.doctype != "Purchase Order" && frm.doc.customer)
+	if (!args) {
+		if ((frm.doctype != "Purchase Order" && frm.doc.customer)
 			|| (frm.doc.party_name && in_list(['Quotation', 'Opportunity'], frm.doc.doctype))) {
 
 			let party_type = "Customer";
-			if(frm.doc.quotation_to && frm.doc.quotation_to === "Lead") {
+			if (frm.doc.quotation_to && frm.doc.quotation_to === "Lead") {
 				party_type = "Lead";
 			}
 
@@ -36,7 +36,7 @@
 				party_type: party_type,
 				price_list: frm.doc.selling_price_list
 			};
-		} else if(frm.doc.supplier) {
+		} else if (frm.doc.supplier) {
 			args = {
 				party: frm.doc.supplier,
 				party_type: "Supplier",
@@ -78,13 +78,17 @@
 			args.posting_date = frm.doc.posting_date || frm.doc.transaction_date;
 		}
 	}
-	if(!args || !args.party) return;
+	if (!args || !args.party) return;
 
-	if(frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
-		if(!erpnext.utils.validate_mandatory(frm, "Posting/Transaction Date",
+	if (frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
+		if (!erpnext.utils.validate_mandatory(frm, "Posting / Transaction Date",
 			args.posting_date, args.party_type=="Customer" ? "customer": "supplier")) return;
 	}
 
+	if (!erpnext.utils.validate_mandatory(frm, "Company", frm.doc.company, args.party_type=="Customer" ? "customer": "supplier")) {
+		return;
+	}
+
 	args.currency = frm.doc.currency;
 	args.company = frm.doc.company;
 	args.doctype = frm.doc.doctype;
@@ -92,14 +96,14 @@
 		method: method,
 		args: args,
 		callback: function(r) {
-			if(r.message) {
+			if (r.message) {
 				frm.supplier_tds = r.message.supplier_tds;
 				frm.updating_party_details = true;
 				frappe.run_serially([
 					() => frm.set_value(r.message),
 					() => {
 						frm.updating_party_details = false;
-						if(callback) callback();
+						if (callback) callback();
 						frm.refresh();
 						erpnext.utils.add_item(frm);
 					}
@@ -110,9 +114,9 @@
 }
 
 erpnext.utils.add_item = function(frm) {
-	if(frm.is_new()) {
+	if (frm.is_new()) {
 		var prev_route = frappe.get_prev_route();
-		if(prev_route[1]==='Item' && !(frm.doc.items && frm.doc.items.length)) {
+		if (prev_route[1]==='Item' && !(frm.doc.items && frm.doc.items.length)) {
 			// add row
 			var item = frm.add_child('items');
 			frm.refresh_field('items');
@@ -124,23 +128,23 @@
 }
 
 erpnext.utils.get_address_display = function(frm, address_field, display_field, is_your_company_address) {
-	if(frm.updating_party_details) return;
+	if (frm.updating_party_details) return;
 
-	if(!address_field) {
-		if(frm.doctype != "Purchase Order" && frm.doc.customer) {
+	if (!address_field) {
+		if (frm.doctype != "Purchase Order" && frm.doc.customer) {
 			address_field = "customer_address";
-		} else if(frm.doc.supplier) {
+		} else if (frm.doc.supplier) {
 			address_field = "supplier_address";
 		} else return;
 	}
 
-	if(!display_field) display_field = "address_display";
-	if(frm.doc[address_field]) {
+	if (!display_field) display_field = "address_display";
+	if (frm.doc[address_field]) {
 		frappe.call({
 			method: "frappe.contacts.doctype.address.address.get_address_display",
 			args: {"address_dict": frm.doc[address_field] },
 			callback: function(r) {
-				if(r.message) {
+				if (r.message) {
 					frm.set_value(display_field, r.message)
 				}
 			}
@@ -151,15 +155,15 @@
 };
 
 erpnext.utils.set_taxes_from_address = function(frm, triggered_from_field, billing_address_field, shipping_address_field) {
-	if(frm.updating_party_details) return;
+	if (frm.updating_party_details) return;
 
-	if(frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
-		if(!erpnext.utils.validate_mandatory(frm, "Lead/Customer/Supplier",
+	if (frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
+		if (!erpnext.utils.validate_mandatory(frm, "Lead / Customer / Supplier",
 			frm.doc.customer || frm.doc.supplier || frm.doc.lead || frm.doc.party_name, triggered_from_field)) {
 			return;
 		}
 
-		if(!erpnext.utils.validate_mandatory(frm, "Posting/Transaction Date",
+		if (!erpnext.utils.validate_mandatory(frm, "Posting / Transaction Date",
 			frm.doc.posting_date || frm.doc.transaction_date, triggered_from_field)) {
 			return;
 		}
@@ -175,8 +179,8 @@
 			"shipping_address": frm.doc[shipping_address_field]
 		},
 		callback: function(r) {
-			if(!r.exc){
-				if(frm.doc.tax_category != r.message) {
+			if (!r.exc){
+				if (frm.doc.tax_category != r.message) {
 					frm.set_value("tax_category", r.message);
 				} else {
 					erpnext.utils.set_taxes(frm, triggered_from_field);
@@ -187,13 +191,17 @@
 };
 
 erpnext.utils.set_taxes = function(frm, triggered_from_field) {
-	if(frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
-		if(!erpnext.utils.validate_mandatory(frm, "Lead/Customer/Supplier",
+	if (frappe.meta.get_docfield(frm.doc.doctype, "taxes")) {
+		if (!erpnext.utils.validate_mandatory(frm, "Company", frm.doc.company, triggered_from_field)) {
+			return;
+		}
+
+		if (!erpnext.utils.validate_mandatory(frm, "Lead / Customer / Supplier",
 			frm.doc.customer || frm.doc.supplier || frm.doc.lead || frm.doc.party_name, triggered_from_field)) {
 			return;
 		}
 
-		if(!erpnext.utils.validate_mandatory(frm, "Posting/Transaction Date",
+		if (!erpnext.utils.validate_mandatory(frm, "Posting / Transaction Date",
 			frm.doc.posting_date || frm.doc.transaction_date, triggered_from_field)) {
 			return;
 		}
@@ -230,7 +238,7 @@
 			"shipping_address": frm.doc.shipping_address_name
 		},
 		callback: function(r) {
-			if(r.message){
+			if (r.message){
 				frm.set_value("taxes_and_charges", r.message)
 			}
 		}
@@ -238,14 +246,14 @@
 };
 
 erpnext.utils.get_contact_details = function(frm) {
-	if(frm.updating_party_details) return;
+	if (frm.updating_party_details) return;
 
-	if(frm.doc["contact_person"]) {
+	if (frm.doc["contact_person"]) {
 		frappe.call({
 			method: "frappe.contacts.doctype.contact.contact.get_contact_details",
 			args: {contact: frm.doc.contact_person },
 			callback: function(r) {
-				if(r.message)
+				if (r.message)
 					frm.set_value(r.message);
 			}
 		})
@@ -253,10 +261,10 @@
 }
 
 erpnext.utils.validate_mandatory = function(frm, label, value, trigger_on) {
-	if(!value) {
+	if (!value) {
 		frm.doc[trigger_on] = "";
 		refresh_field(trigger_on);
-		frappe.msgprint(__("Please enter {0} first", [label]));
+		frappe.throw({message:__("Please enter {0} first", [label]), title:__("Mandatory")});
 		return false;
 	}
 	return true;
@@ -271,12 +279,12 @@
 				address: frm.doc.shipping_address
 			},
 			callback: function(r){
-				if(r.message){
+				if (r.message){
 					frm.set_value("shipping_address", r.message[0]) //Address title or name
 					frm.set_value("shipping_address_display", r.message[1]) //Address to be displayed on the page
 				}
 
-				if(callback){
+				if (callback){
 					return callback();
 				}
 			}
diff --git a/erpnext/quality_management/doctype/quality_feedback/quality_feedback.js b/erpnext/quality_management/doctype/quality_feedback/quality_feedback.js
index 63747af..dac6ac4 100644
--- a/erpnext/quality_management/doctype/quality_feedback/quality_feedback.js
+++ b/erpnext/quality_management/doctype/quality_feedback/quality_feedback.js
@@ -5,21 +5,28 @@
 	refresh: function(frm) {
 		frm.set_value("date", frappe.datetime.get_today());
 	},
-	template: function(frm){
-		frappe.call({
-			"method": "frappe.client.get",
-			args: {
-				doctype: "Quality Feedback Template",
-				name: frm.doc.template
-			},
-			callback: function(data){
-				frm.fields_dict.parameters.grid.remove_all();
-				for (var i in data.message.parameters){
-					frm.add_child("parameters");
-					frm.fields_dict.parameters.get_value()[i].parameter = data.message.parameters[i].parameter;
+
+	template: function(frm) {
+		if (frm.doc.template) {
+			frappe.call({
+				"method": "frappe.client.get",
+				args: {
+					doctype: "Quality Feedback Template",
+					name: frm.doc.template
+				},
+				callback: function(data) {
+					if (data && data.message) {
+						frm.fields_dict.parameters.grid.remove_all();
+
+						// fetch parameters from template and autofill
+						for (let template_parameter of data.message.parameters) {
+							let row = frm.add_child("parameters");
+							row.parameter = template_parameter.parameter;
+						}
+						frm.refresh();
+					}
 				}
-				frm.refresh();
-			}
-		});
+			});
+		}
 	}
 });
diff --git a/erpnext/quality_management/doctype/quality_feedback/quality_feedback.json b/erpnext/quality_management/doctype/quality_feedback/quality_feedback.json
index 460438a..ab9084f 100644
--- a/erpnext/quality_management/doctype/quality_feedback/quality_feedback.json
+++ b/erpnext/quality_management/doctype/quality_feedback/quality_feedback.json
@@ -1,4 +1,5 @@
 {
+ "actions": [],
  "autoname": "format:FDBK-{#####}",
  "creation": "2019-05-26 21:23:05.308379",
  "doctype": "DocType",
@@ -53,12 +54,13 @@
   {
    "fieldname": "document_name",
    "fieldtype": "Dynamic Link",
-   "label": "Name",
+   "label": "Feedback By",
    "options": "document_type",
    "reqd": 1
   }
  ],
- "modified": "2019-05-28 15:16:01.161662",
+ "links": [],
+ "modified": "2020-07-03 15:50:58.589302",
  "modified_by": "Administrator",
  "module": "Quality Management",
  "name": "Quality Feedback",
diff --git a/erpnext/quality_management/doctype/quality_feedback_template/quality_feedback_template.json b/erpnext/quality_management/doctype/quality_feedback_template/quality_feedback_template.json
index 31efd04..bdc9dba 100644
--- a/erpnext/quality_management/doctype/quality_feedback_template/quality_feedback_template.json
+++ b/erpnext/quality_management/doctype/quality_feedback_template/quality_feedback_template.json
@@ -1,4 +1,5 @@
 {
+ "actions": [],
  "autoname": "format:TMPL-{template}",
  "creation": "2019-05-26 21:17:24.283061",
  "doctype": "DocType",
@@ -30,10 +31,12 @@
    "fieldname": "parameters",
    "fieldtype": "Table",
    "label": "Parameters",
-   "options": "Quality Feedback Template Parameter"
+   "options": "Quality Feedback Template Parameter",
+   "reqd": 1
   }
  ],
- "modified": "2019-05-26 21:48:47.770610",
+ "links": [],
+ "modified": "2020-07-03 16:06:03.749415",
  "modified_by": "Administrator",
  "module": "Quality Management",
  "name": "Quality Feedback Template",
diff --git a/erpnext/restaurant/doctype/restaurant_order_entry/restaurant_order_entry.py b/erpnext/restaurant/doctype/restaurant_order_entry/restaurant_order_entry.py
index a748f9a..357deaa 100644
--- a/erpnext/restaurant/doctype/restaurant_order_entry/restaurant_order_entry.py
+++ b/erpnext/restaurant/doctype/restaurant_order_entry/restaurant_order_entry.py
@@ -65,6 +65,7 @@
 
 	return invoice.name
 
+@frappe.whitelist()
 def item_query_restaurant(doctype='Item', txt='', searchfield='name', start=0, page_len=20, filters=None, as_dict=False):
 	'''Return items that are selected in active menu of the restaurant'''
 	restaurant, menu = get_restaurant_and_menu_name(filters['table'])
@@ -84,4 +85,4 @@
 	if not menu:
 		frappe.throw(_('Please set an active menu for Restaurant {0}').format(restaurant))
 
-	return restaurant, menu
\ No newline at end of file
+	return restaurant, menu
diff --git a/erpnext/selling/doctype/customer/customer.py b/erpnext/selling/doctype/customer/customer.py
index e5c7c3c..e614acd 100644
--- a/erpnext/selling/doctype/customer/customer.py
+++ b/erpnext/selling/doctype/customer/customer.py
@@ -541,6 +541,7 @@
 
 	return address
 
+@frappe.whitelist()
 def get_customer_primary_contact(doctype, txt, searchfield, start, page_len, filters):
 	customer = filters.get('customer')
 	return frappe.db.sql("""
diff --git a/erpnext/selling/doctype/product_bundle/product_bundle.py b/erpnext/selling/doctype/product_bundle/product_bundle.py
index c8a7167..e04228b 100644
--- a/erpnext/selling/doctype/product_bundle/product_bundle.py
+++ b/erpnext/selling/doctype/product_bundle/product_bundle.py
@@ -22,12 +22,13 @@
 		"""Validates, main Item is not a stock item"""
 		if frappe.db.get_value("Item", self.new_item_code, "is_stock_item"):
 			frappe.throw(_("Parent Item {0} must not be a Stock Item").format(self.new_item_code))
-			
+
 	def validate_child_items(self):
 		for item in self.items:
 			if frappe.db.exists("Product Bundle", item.item_code):
 				frappe.throw(_("Child Item should not be a Product Bundle. Please remove item `{0}` and save").format(item.item_code))
-				
+
+@frappe.whitelist()
 def get_new_item_code(doctype, txt, searchfield, start, page_len, filters):
 	from erpnext.controllers.queries import get_match_cond
 
diff --git a/erpnext/selling/page/point_of_sale/point_of_sale.py b/erpnext/selling/page/point_of_sale/point_of_sale.py
index dfa0f7f..1ae1fde 100644
--- a/erpnext/selling/page/point_of_sale/point_of_sale.py
+++ b/erpnext/selling/page/point_of_sale/point_of_sale.py
@@ -167,6 +167,7 @@
 
 	return cond % tuple(item_groups)
 
+@frappe.whitelist()
 def item_group_query(doctype, txt, searchfield, start, page_len, filters):
 	item_groups = []
 	cond = "1=1"
@@ -187,4 +188,4 @@
 @frappe.whitelist()
 def get_pos_fields():
 	return frappe.get_all("POS Field", fields=["label", "fieldname",
-		"fieldtype", "default_value", "reqd", "read_only", "options"])
\ No newline at end of file
+		"fieldtype", "default_value", "reqd", "read_only", "options"])
diff --git a/erpnext/stock/doctype/item_alternative/item_alternative.py b/erpnext/stock/doctype/item_alternative/item_alternative.py
index da0c3b7..522dfc6 100644
--- a/erpnext/stock/doctype/item_alternative/item_alternative.py
+++ b/erpnext/stock/doctype/item_alternative/item_alternative.py
@@ -42,6 +42,7 @@
 			'alternative_item_code': self.alternative_item_code, 'name': ('!=', self.name)}):
 			frappe.throw(_("Already record exists for the item {0}").format(self.item_code))
 
+@frappe.whitelist()
 def get_alternative_items(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.db.sql(""" (select alternative_item_code from `tabItem Alternative`
 			where item_code = %(item_code)s and alternative_item_code like %(txt)s)
@@ -52,4 +53,4 @@
 		""".format(start, page_len), {
 			"item_code": filters.get('item_code'),
 			"txt": '%' + txt + '%'
-		})
\ No newline at end of file
+		})
diff --git a/erpnext/stock/doctype/material_request/material_request.py b/erpnext/stock/doctype/material_request/material_request.py
index 97606f4..25f1ed9 100644
--- a/erpnext/stock/doctype/material_request/material_request.py
+++ b/erpnext/stock/doctype/material_request/material_request.py
@@ -402,6 +402,7 @@
 
 	return material_requests
 
+@frappe.whitelist()
 def get_default_supplier_query(doctype, txt, searchfield, start, page_len, filters):
 	doc = frappe.get_doc("Material Request", filters.get("doc"))
 	item_list = []
@@ -567,4 +568,4 @@
 
 	doc.set_item_locations()
 
-	return doc
\ No newline at end of file
+	return doc
diff --git a/erpnext/stock/doctype/packing_slip/packing_slip.py b/erpnext/stock/doctype/packing_slip/packing_slip.py
index 7a5ae31..4f831d7 100644
--- a/erpnext/stock/doctype/packing_slip/packing_slip.py
+++ b/erpnext/stock/doctype/packing_slip/packing_slip.py
@@ -175,6 +175,7 @@
 
 		self.update_item_details()
 
+@frappe.whitelist()
 def item_details(doctype, txt, searchfield, start, page_len, filters):
 	from erpnext.controllers.queries import get_match_cond
 	return frappe.db.sql("""select name, item_name, description from `tabItem`
diff --git a/erpnext/stock/doctype/quality_inspection/quality_inspection.py b/erpnext/stock/doctype/quality_inspection/quality_inspection.py
index 37ab807..568e742 100644
--- a/erpnext/stock/doctype/quality_inspection/quality_inspection.py
+++ b/erpnext/stock/doctype/quality_inspection/quality_inspection.py
@@ -58,6 +58,7 @@
 				.format(parent_doc=self.reference_type, child_doc=doctype),
 				(quality_inspection, self.modified, self.reference_name, self.item_code))
 
+@frappe.whitelist()
 def item_query(doctype, txt, searchfield, start, page_len, filters):
 	if filters.get("from"):
 		from frappe.desk.reportview import get_match_cond
@@ -86,6 +87,7 @@
 			page_len = page_len, qi_condition = qi_condition),
 			{'parent': filters.get('parent'), 'txt': "%%%s%%" % txt})
 
+@frappe.whitelist()
 def quality_inspection_query(doctype, txt, searchfield, start, page_len, filters):
 	return frappe.get_all('Quality Inspection',
 		limit_start=start,
@@ -118,4 +120,4 @@
 		}
 	}, target_doc, postprocess)
 
-	return doc
\ No newline at end of file
+	return doc
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index e6a545f..1f30f5a 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -638,6 +638,10 @@
 	if args.get('transaction_date'):
 		conditions += """ and %(transaction_date)s between
 			ifnull(valid_from, '2000-01-01') and ifnull(valid_upto, '2500-12-31')"""
+		
+	if args.get('posting_date'):
+		conditions += """ and %(posting_date)s between
+			ifnull(valid_from, '2000-01-01') and ifnull(valid_upto, '2500-12-31')"""
 
 	return frappe.db.sql(""" select name, price_list_rate, uom
 		from `tabItem Price` {conditions}
@@ -659,6 +663,7 @@
 			"supplier": args.get('supplier'),
 			"uom": args.get('uom'),
 			"transaction_date": args.get('transaction_date'),
+			"posting_date": args.get('posting_date'),
 	}
 
 	item_price_data = 0
diff --git a/erpnext/utilities/transaction_base.py b/erpnext/utilities/transaction_base.py
index 2359648..5bf85d1 100644
--- a/erpnext/utilities/transaction_base.py
+++ b/erpnext/utilities/transaction_base.py
@@ -120,6 +120,16 @@
 
 
 	def validate_rate_with_reference_doc(self, ref_details):
+		buying_doctypes = ["Purchase Order", "Purchase Invoice", "Purchase Receipt"]
+		selling_doctypes = ["Sales Invoice", "Delivery Note"]
+
+		if self.doctype in buying_doctypes:
+			to_disable = "Maintain same rate throughout Purchase cycle"
+			settings_page = "Buying Settings"
+		else:
+			to_disable = "Maintain same rate throughout Sales cycle"
+			settings_page = "Selling Settings"
+
 		for ref_dt, ref_dn_field, ref_link_field in ref_details:
 			for d in self.get("items"):
 				if d.get(ref_link_field):
@@ -129,8 +139,8 @@
 						frappe.msgprint(_("Row #{0}: Rate must be same as {1}: {2} ({3} / {4}) ")
 							.format(d.idx, ref_dt, d.get(ref_dn_field), d.rate, ref_rate))
 						frappe.throw(_("To allow different rates, disable the {0} checkbox in {1}.")
-							.format(frappe.bold(_("Maintain Same Rate Throughout Sales Cycle")),
-							get_link_to_form("Selling Settings", "Selling Settings", frappe.bold("Selling Settings"))))
+							.format(frappe.bold(_(to_disable)),
+							get_link_to_form(settings_page, settings_page, frappe.bold(settings_page))))
 
 	def get_link_filters(self, for_doctype):
 		if hasattr(self, "prev_link_mapper") and self.prev_link_mapper.get(for_doctype):