refactor: enable legacy controller by default for pcv

erpnext/accounts/doctype/accounts_settings/accounts_settings.json

@@ -654,7 +654,7 @@
    "label": "Use Legacy Budget Controller"
   },
   {
-   "default": "0",
+   "default": "1",
    "fieldname": "use_legacy_controller_for_pcv",
    "fieldtype": "Check",
    "label": "Use Legacy Controller For Period Closing Voucher"
@@ -666,7 +666,7 @@
  "index_web_pages_for_search": 1,
  "issingle": 1,
  "links": [],
- "modified": "2025-10-01 15:17:47.168354",
+ "modified": "2025-10-20 14:06:08.870427",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Accounts Settings",

erpnext/accounts/doctype/period_closing_voucher/test_period_closing_voucher.py

@@ -13,6 +13,10 @@ from erpnext.accounts.utils import get_fiscal_year
 
 
 class TestPeriodClosingVoucher(IntegrationTestCase):
+	def setUp(self):
+		super().setUp()
+		frappe.db.set_single_value("Accounts Settings", "use_legacy_controller_for_pcv", 1)
+
 	def test_closing_entry(self):
 		frappe.db.sql("delete from `tabGL Entry` where company='Test PCV Company'")
 		frappe.db.sql("delete from `tabPeriod Closing Voucher` where company='Test PCV Company'")

erpnext/patches.txt

@@ -443,3 +443,4 @@ erpnext.patches.v16_0.update_serial_no_reference_name
 erpnext.patches.v16_0.rename_subcontracted_quantity
 erpnext.patches.v16_0.add_new_stock_entry_types
 erpnext.patches.v15_0.set_asset_status_if_not_already_set
+erpnext.patches.v15_0.toggle_legacy_controller_for_period_closing

erpnext/patches/v15_0/toggle_legacy_controller_for_period_closing.py

@@ -0,0 +1,9 @@
+import frappe
+
+
+def execute():
+	"""
+	Description:
+	Enable Legacy controller for Period Closing Voucher
+	"""
+	frappe.db.set_single_value("Accounts Settings", "use_legacy_controller_for_pcv", 1)