diff --git a/erpnext/controllers/subcontracting_controller.py b/erpnext/controllers/subcontracting_controller.py
index 22a71734f3d..0a9999df9df 100644
--- a/erpnext/controllers/subcontracting_controller.py
+++ b/erpnext/controllers/subcontracting_controller.py
@@ -464,7 +464,7 @@ class SubcontractingController(StockController):
 			i += 1
 
 	def __remove_serial_and_batch_bundle(self, item):
-		if item.serial_and_batch_bundle:
+		if item.get("serial_and_batch_bundle"):
 			frappe.delete_doc("Serial and Batch Bundle", item.serial_and_batch_bundle, force=True)
 
 	def __get_materials_from_bom(self, item_code, bom_no, exploded_item=0):