Merge pull request #33946 from AnandBaburajan/cancel_pi_cancelled_asset

fix: allow cancelling purchase invoice if linked asset is already cancelled

erpnext/controllers/buying_controller.py

@@ -712,6 +712,8 @@ class BuyingController(SubcontractingController):
 						asset.purchase_date = self.posting_date
 						asset.supplier = self.supplier
 					elif self.docstatus == 2:
+						if asset.docstatus == 2:
+							continue
 						if asset.docstatus == 0:
 							asset.set(field, None)
 							asset.supplier = None