fix: fiscal year check on validation (#55930)

erpnext/controllers/accounts_controller.py

@@ -38,7 +38,7 @@ from erpnext.accounts.party import (
 from erpnext.accounts.utils import (
 	get_advance_payment_doctypes as _get_advance_payment_doctypes,
 )
-from erpnext.accounts.utils import validate_fiscal_year
+from erpnext.accounts.utils import get_fiscal_year, validate_fiscal_year
 from erpnext.controllers.print_settings import (
 	set_print_templates_for_item_table,
 	set_print_templates_for_taxes,
@@ -640,21 +640,29 @@ class AccountsController(TransactionBase):
 			self.calculate_contribution()
 
 	def validate_date_with_fiscal_year(self):
-		if self.meta.get_field("fiscal_year"):
-			date_field = None
-			if self.meta.get_field("posting_date"):
-				date_field = "posting_date"
-			elif self.meta.get_field("transaction_date"):
-				date_field = "transaction_date"
+		date_field = None
+		if self.meta.get_field("posting_date"):
+			date_field = "posting_date"
+		elif self.meta.get_field("transaction_date"):
+			date_field = "transaction_date"
 
-			if date_field and self.get(date_field):
-				validate_fiscal_year(
-					self.get(date_field),
-					self.fiscal_year,
-					self.company,
-					self.meta.get_label(date_field),
-					self,
-				)
+		if not date_field or not self.get(date_field):
+			return
+
+		if self.meta.get_field("fiscal_year"):
+			validate_fiscal_year(
+				self.get(date_field),
+				self.fiscal_year,
+				self.company,
+				self.meta.get_label(date_field),
+				self,
+			)
+		else:
+			get_fiscal_year(
+				self.get(date_field),
+				company=self.company,
+				label=self.meta.get_label(date_field),
+			)
 
 	def validate_due_date(self):
 		if self.get("is_pos") or self.doctype not in ["Sales Invoice", "Purchase Invoice"]: