From 339b6692fe8ce09d50a47ef798c35197b6b810d6 Mon Sep 17 00:00:00 2001
From: Corentin Flr <10946971+cogk@users.noreply.github.com>
Date: Thu, 13 Jun 2024 18:11:00 +0200
Subject: [PATCH] fix(SO): Fix logic to check if supplier has changed

---
 erpnext/selling/doctype/sales_order/sales_order.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/erpnext/selling/doctype/sales_order/sales_order.py b/erpnext/selling/doctype/sales_order/sales_order.py
index 592a8eacfcf..6bf0aaf1901 100755
--- a/erpnext/selling/doctype/sales_order/sales_order.py
+++ b/erpnext/selling/doctype/sales_order/sales_order.py
@@ -541,9 +541,7 @@ class SalesOrder(SellingController):
 
 		for item in self.items:
 			if item.supplier:
-				supplier = frappe.db.get_value(
-					"Sales Order Item", {"parent": self.name, "item_code": item.item_code}, "supplier"
-				)
+				supplier = frappe.db.get_value("Sales Order Item", item.name, "supplier")
 				if item.ordered_qty > 0.0 and item.supplier != supplier:
 					exc_list.append(
 						_("Row #{0}: Not allowed to change Supplier as Purchase Order already exists").format(