fix: cancel common party advance jv while canceling the invoice

erpnext/controllers/accounts_controller.py

@@ -1579,6 +1579,7 @@ class AccountsController(TransactionBase):
 			remove_from_bank_transaction,
 		)
 		from erpnext.accounts.utils import (
+			cancel_common_party_journal,
 			cancel_exchange_gain_loss_journal,
 			unlink_ref_doc_from_payment_entries,
 		)
@@ -1590,6 +1591,7 @@ class AccountsController(TransactionBase):
 
 			# Cancel Exchange Gain/Loss Journal before unlinking
 			cancel_exchange_gain_loss_journal(self)
+			cancel_common_party_journal(self)
 
 			if frappe.db.get_single_value("Accounts Settings", "unlink_payment_on_cancellation_of_invoice"):
 				unlink_ref_doc_from_payment_entries(self)
@@ -2446,6 +2448,7 @@ class AccountsController(TransactionBase):
 		jv.posting_date = self.posting_date
 		jv.company = self.company
 		jv.remark = f"Adjustment for {self.doctype} {self.name}"
+		jv.is_system_generated = True
 
 		reconcilation_entry = frappe._dict()
 		advance_entry = frappe._dict()