fix: auto delete draft serial and batch bundle (#38637)

erpnext/controllers/accounts_controller.py

@@ -292,6 +292,7 @@ class AccountsController(TransactionBase):
 	def on_trash(self):
 		self._remove_references_in_repost_doctypes()
 		self._remove_references_in_unreconcile()
+		self.remove_serial_and_batch_bundle()
 
 		# delete sl and gl entries on deletion of transaction
 		if frappe.db.get_single_value("Accounts Settings", "delete_linked_ledger_entries"):
@@ -307,6 +308,15 @@ class AccountsController(TransactionBase):
 				(self.doctype, self.name),
 			)
 
+	def remove_serial_and_batch_bundle(self):
+		bundles = frappe.get_all(
+			"Serial and Batch Bundle",
+			filters={"voucher_type": self.doctype, "voucher_no": self.name, "docstatus": ("!=", 1)},
+		)
+
+		for bundle in bundles:
+			frappe.delete_doc("Serial and Batch Bundle", bundle.name)
+
 	def validate_deferred_income_expense_account(self):
 		field_map = {
 			"Sales Invoice": "deferred_revenue_account",