From d81f81134955783d632b7d4005999da2092e82e7 Mon Sep 17 00:00:00 2001
From: Jannat Patel <31363128+pateljannat@users.noreply.github.com>
Date: Wed, 20 Oct 2021 10:53:39 +0530
Subject: [PATCH] fix: map missing fields in opportunity (#27904)

---
 erpnext/crm/doctype/opportunity/opportunity.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/erpnext/crm/doctype/opportunity/opportunity.py b/erpnext/crm/doctype/opportunity/opportunity.py
index be843a3386..55e0efaab1 100644
--- a/erpnext/crm/doctype/opportunity/opportunity.py
+++ b/erpnext/crm/doctype/opportunity/opportunity.py
@@ -33,6 +33,7 @@ class Opportunity(TransactionBase):
 		self.validate_item_details()
 		self.validate_uom_is_integer("uom", "qty")
 		self.validate_cust_name()
+		self.map_fields()
 
 		if not self.title:
 			self.title = self.customer_name
@@ -43,6 +44,15 @@ class Opportunity(TransactionBase):
 		else:
 			self.calculate_totals()
 
+	def map_fields(self):
+		for field in self.meta.fields:
+			if not self.get(field.fieldname):
+				try:
+					value = frappe.db.get_value(self.opportunity_from, self.party_name, field.fieldname)
+					frappe.db.set(self, field.fieldname, value)
+				except Exception:
+					continue
+
 	def calculate_totals(self):
 		total = base_total = 0
 		for item in self.get('items'):