diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
index 9a40d2b..3061af2 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
@@ -89,6 +89,12 @@
 				}, __('Create'));
 			}
 
+			if (doc.docstatus == 1) {
+				cur_frm.add_custom_button(__('Maintenance Schedule'), function () {
+					cur_frm.cscript.make_maintenance_schedule();
+				}, __('Create'));
+			}
+
 			if(!doc.auto_repeat) {
 				cur_frm.add_custom_button(__('Subscription'), function() {
 					erpnext.utils.make_subscription(doc.doctype, doc.name)
@@ -118,6 +124,13 @@
 		}
 	},
 
+	make_maintenance_schedule: function() {
+		frappe.model.open_mapped_doc({
+			method: "erpnext.accounts.doctype.sales_invoice.sales_invoice.make_maintenance_schedule",
+			frm: cur_frm
+		})
+	},
+
 	on_submit: function(doc, dt, dn) {
 		var me = this;
 
diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
index 61e1224..ce567ea 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.py
@@ -1231,6 +1231,22 @@
 	}
 
 @frappe.whitelist()
+def make_maintenance_schedule(source_name, target_doc=None):
+	doclist = get_mapped_doc("Sales Invoice", source_name, 	{
+		"Sales Invoice": {
+			"doctype": "Maintenance Schedule",
+			"validation": {
+				"docstatus": ["=", 1]
+			}
+		},
+		"Sales Invoice Item": {
+			"doctype": "Maintenance Schedule Item",
+		},
+	}, target_doc)
+
+	return doclist
+
+@frappe.whitelist()
 def make_delivery_note(source_name, target_doc=None):
 	def set_missing_values(source, target):
 		target.ignore_pricing_rule = 1
diff --git a/erpnext/selling/doctype/sales_team/sales_team.json b/erpnext/selling/doctype/sales_team/sales_team.json
index 04027b2..9052134 100644
--- a/erpnext/selling/doctype/sales_team/sales_team.json
+++ b/erpnext/selling/doctype/sales_team/sales_team.json
@@ -1,5 +1,6 @@
 {
  "allow_copy": 0, 
+ "allow_events_in_timeline": 0, 
  "allow_guest_to_view": 0, 
  "allow_import": 0, 
  "allow_rename": 0, 
@@ -19,6 +20,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "sales_person", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -55,6 +57,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "contact_no", 
    "fieldtype": "Data", 
    "hidden": 1, 
@@ -90,6 +93,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "allocated_percentage", 
    "fieldtype": "Float", 
    "hidden": 0, 
@@ -121,10 +125,45 @@
   {
    "allow_bulk_edit": 0, 
    "allow_in_quick_entry": 0, 
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "columns": 0, 
+   "fetch_if_empty": 0, 
+   "fieldname": "item_group", 
+   "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": "Item Group", 
+   "length": 0, 
+   "no_copy": 0, 
+   "options": "Item Group", 
+   "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
+  }, 
+  {
+   "allow_bulk_edit": 0, 
+   "allow_in_quick_entry": 0, 
    "allow_on_submit": 1, 
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "allocated_amount", 
    "fieldtype": "Currency", 
    "hidden": 0, 
@@ -161,6 +200,8 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_from": "item_group.commission_rate", 
+   "fetch_if_empty": 1, 
    "fieldname": "commission_rate", 
    "fieldtype": "Data", 
    "hidden": 0, 
@@ -193,6 +234,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "incentives", 
    "fieldtype": "Currency", 
    "hidden": 0, 
@@ -231,7 +273,7 @@
  "issingle": 0, 
  "istable": 1, 
  "max_attachments": 0, 
- "modified": "2018-09-17 13:03:14.755974", 
+ "modified": "2019-03-15 00:06:59.441936", 
  "modified_by": "Administrator", 
  "module": "Selling", 
  "name": "Sales Team", 
diff --git a/erpnext/setup/doctype/item_group/item_group.json b/erpnext/setup/doctype/item_group/item_group.json
index 656d460..a99c9ea 100644
--- a/erpnext/setup/doctype/item_group/item_group.json
+++ b/erpnext/setup/doctype/item_group/item_group.json
@@ -21,6 +21,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "gs", 
    "fieldtype": "Section Break", 
    "hidden": 0, 
@@ -52,6 +53,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "item_group_name", 
    "fieldtype": "Data", 
    "hidden": 0, 
@@ -86,6 +88,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "description": "", 
+   "fetch_if_empty": 0, 
    "fieldname": "parent_item_group", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -121,6 +124,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "description": "Only leaf nodes are allowed in transaction", 
+   "fetch_if_empty": 0, 
    "fieldname": "is_group", 
    "fieldtype": "Check", 
    "hidden": 0, 
@@ -155,6 +159,71 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
+   "fieldname": "column_break_5", 
+   "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, 
+   "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
+  }, 
+  {
+   "allow_bulk_edit": 0, 
+   "allow_in_quick_entry": 0, 
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "columns": 0, 
+   "fetch_if_empty": 0, 
+   "fieldname": "commission_rate", 
+   "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": "Commission 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
+  }, 
+  {
+   "allow_bulk_edit": 0, 
+   "allow_in_quick_entry": 0, 
+   "allow_on_submit": 0, 
+   "bold": 0, 
+   "collapsible": 0, 
+   "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "image", 
    "fieldtype": "Attach Image", 
    "hidden": 1, 
@@ -187,36 +256,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
-   "fieldname": "column_break_5", 
-   "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, 
-   "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
-  }, 
-  {
-   "allow_bulk_edit": 0, 
-   "allow_in_quick_entry": 0, 
-   "allow_on_submit": 0, 
-   "bold": 0, 
-   "collapsible": 0, 
-   "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "defaults", 
    "fieldtype": "Section Break", 
    "hidden": 0, 
@@ -249,6 +289,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "item_group_defaults", 
    "fieldtype": "Table", 
    "hidden": 0, 
@@ -283,6 +324,7 @@
    "collapsible": 0, 
    "collapsible_depends_on": "", 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "sec_break_taxes", 
    "fieldtype": "Section Break", 
    "hidden": 0, 
@@ -315,6 +357,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "taxes", 
    "fieldtype": "Table", 
    "hidden": 0, 
@@ -348,6 +391,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "sb9", 
    "fieldtype": "Section Break", 
    "hidden": 0, 
@@ -380,6 +424,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "description": "Check this if you want to show in website", 
+   "fetch_if_empty": 0, 
    "fieldname": "show_in_website", 
    "fieldtype": "Check", 
    "hidden": 0, 
@@ -412,6 +457,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "depends_on": "show_in_website", 
+   "fetch_if_empty": 0, 
    "fieldname": "route", 
    "fieldtype": "Data", 
    "hidden": 0, 
@@ -444,6 +490,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "weightage", 
    "fieldtype": "Int", 
    "hidden": 0, 
@@ -478,6 +525,7 @@
    "columns": 0, 
    "depends_on": "show_in_website", 
    "description": "Show this slideshow at the top of the page", 
+   "fetch_if_empty": 0, 
    "fieldname": "slideshow", 
    "fieldtype": "Link", 
    "hidden": 0, 
@@ -512,6 +560,7 @@
    "columns": 0, 
    "depends_on": "show_in_website", 
    "description": "HTML / Banner that will show on the top of product list.", 
+   "fetch_if_empty": 0, 
    "fieldname": "description", 
    "fieldtype": "Text Editor", 
    "hidden": 0, 
@@ -544,6 +593,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "depends_on": "show_in_website", 
+   "fetch_if_empty": 0, 
    "fieldname": "website_specifications", 
    "fieldtype": "Table", 
    "hidden": 0, 
@@ -576,6 +626,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "lft", 
    "fieldtype": "Int", 
    "hidden": 1, 
@@ -609,6 +660,7 @@
    "bold": 0, 
    "collapsible": 0, 
    "columns": 0, 
+   "fetch_if_empty": 0, 
    "fieldname": "rgt", 
    "fieldtype": "Int", 
    "hidden": 1, 
@@ -643,6 +695,7 @@
    "collapsible": 0, 
    "columns": 0, 
    "description": "", 
+   "fetch_if_empty": 0, 
    "fieldname": "old_parent", 
    "fieldtype": "Link", 
    "hidden": 1, 
@@ -683,7 +736,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 3, 
- "modified": "2018-11-23 15:17:28.003933", 
+ "modified": "2019-03-15 00:05:25.816002", 
  "modified_by": "Administrator", 
  "module": "Setup", 
  "name": "Item Group", 
@@ -814,4 +867,4 @@
  "track_changes": 0, 
  "track_seen": 0, 
  "track_views": 0
-}
+}
\ No newline at end of file