From c36dc287b467cca569e0e90ff9800786df3ed8fe Mon Sep 17 00:00:00 2001
From: "Nihantra C. Patel" <141945075+Nihantra-Patel@users.noreply.github.com>
Date: Mon, 20 Apr 2026 12:36:44 +0530
Subject: [PATCH 1/2] fix: skip report letter head validation when no letter
 head is set

---
 frappe/core/doctype/report/report.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/frappe/core/doctype/report/report.py b/frappe/core/doctype/report/report.py
index f8ef10e1e8..a2251a5eb2 100644
--- a/frappe/core/doctype/report/report.py
+++ b/frappe/core/doctype/report/report.py
@@ -428,6 +428,9 @@ class Report(Document):
 			frappe.throw(_("Selected Print Format is invalid for this Report."))
 
 	def validate_letter_head(self):
+		if not self.letter_head:
+			return
+
 		letter_head = frappe.db.get_value(
 			"Letter Head",
 			self.letter_head,
@@ -441,7 +444,8 @@ class Report(Document):
 			or (self.is_standard == "Yes" and letter_head.standard != "Yes")
 			or letter_head.disabled
 		):
-			frappe.throw(_("Selected Letter Head is invalid for this Report."))
+			frappe.throw(
+				_("Selected Letter Head '{0}' is invalid for '{1}' Report.").format(self.letter_head, self.name)
 
 	@frappe.whitelist()
 	def toggle_disable(self, disable: bool):

From 0cefdf0f8d28c635032d5c5a518671fb47a97c68 Mon Sep 17 00:00:00 2001
From: "Nihantra C. Patel" <141945075+Nihantra-Patel@users.noreply.github.com>
Date: Mon, 20 Apr 2026 12:44:34 +0530
Subject: [PATCH 2/2] fix: formatting

---
 frappe/core/doctype/report/report.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/frappe/core/doctype/report/report.py b/frappe/core/doctype/report/report.py
index a2251a5eb2..8560981d46 100644
--- a/frappe/core/doctype/report/report.py
+++ b/frappe/core/doctype/report/report.py
@@ -445,7 +445,10 @@ class Report(Document):
 			or letter_head.disabled
 		):
 			frappe.throw(
-				_("Selected Letter Head '{0}' is invalid for '{1}' Report.").format(self.letter_head, self.name)
+				_("Selected Letter Head '{0}' is invalid for '{1}' Report.").format(
+					self.letter_head, self.name
+				)
+			)
 
 	@frappe.whitelist()
 	def toggle_disable(self, disable: bool):