diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.js b/erpnext/accounts/doctype/payment_entry/payment_entry.js
index 5707d154c19..491ae506986 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.js
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.js
@@ -294,7 +294,7 @@ frappe.ui.form.on('Payment Entry', {
 							() => {
 								frm.set_party_account_based_on_party = false;
 								if (r.message.bank_account) {
-									frm.set_value("bank_account", r.message.bank_account);
+									frm.set_value("party_bank_account", r.message.bank_account);
 								}
 							}
 						]);
diff --git a/erpnext/crm/doctype/opportunity/opportunity.json b/erpnext/crm/doctype/opportunity/opportunity.json
index d679d16079c..c1457db025c 100644
--- a/erpnext/crm/doctype/opportunity/opportunity.json
+++ b/erpnext/crm/doctype/opportunity/opportunity.json
@@ -1468,7 +1468,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2019-05-17 19:03:32.740910", 
+ "modified": "2019-10-22 11:11:32.740910", 
  "modified_by": "Administrator", 
  "module": "CRM", 
  "name": "Opportunity", 
diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index fb683a36324..d3ab2ac5a7d 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -645,12 +645,15 @@ def make_sales_invoice(source_name, target_doc=None, ignore_permissions=False):
 
 		if source_parent.project:
 			target.cost_center = frappe.db.get_value("Project", source_parent.project, "cost_center")
-		if not target.cost_center and target.item_code:
+		if target.item_code:
 			item = get_item_defaults(target.item_code, source_parent.company)
 			item_group = get_item_group_defaults(target.item_code, source_parent.company)
-			target.cost_center = item.get("selling_cost_center") \
+			cost_center = item.get("selling_cost_center") \
 				or item_group.get("selling_cost_center")
 
+			if cost_center:
+				target.cost_center = cost_center
+
 	doclist = get_mapped_doc("Sales Order", source_name, {
 		"Sales Order": {
 			"doctype": "Sales Invoice",
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.py b/erpnext/stock/doctype/stock_entry/stock_entry.py
index e6806784cda..b27c92d609e 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.py
@@ -227,7 +227,9 @@ class StockEntry(StockController):
 
 		for d in self.get("items"):
 			if not d.expense_account:
-				frappe.throw(_("Please enter Difference Account"))
+				frappe.throw(_("Please enter <b>Difference Account</b> or set default <b>Stock Adjustment Account</b> for company {0}")
+					.format(frappe.bold(self.company)))
+
 			elif self.is_opening == "Yes" and frappe.db.get_value("Account", d.expense_account, "report_type") == "Profit and Loss":
 				frappe.throw(_("Difference Account must be a Asset/Liability type account, since this Stock Entry is an Opening Entry"), OpeningEntryAccountError)