From 7164f080474ef0213d1d6e625db647c45c36a5fb Mon Sep 17 00:00:00 2001
From: YogyaChugh <yogyachugh.coder@gmail.com>
Date: Sat, 22 Mar 2025 18:13:26 +0530
Subject: Fixed #36271 -- Raised TemplateSyntaxError when using a relative
 template path with an unknown origin.

---
 django/template/loader_tags.py | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'django')

diff --git a/django/template/loader_tags.py b/django/template/loader_tags.py
index 36703b4782..c3eb66b577 100644
--- a/django/template/loader_tags.py
+++ b/django/template/loader_tags.py
@@ -257,6 +257,13 @@ def construct_relative_path(
         # relative path.
         return relative_name
 
+    if current_template_name is None:
+        # Unknown origin (e.g. Template('...').render(Context({...})).
+        raise TemplateSyntaxError(
+            f"The relative path {relative_name} cannot be evaluated due to "
+            "an unknown template origin."
+        )
+
     new_name = posixpath.normpath(
         posixpath.join(
             posixpath.dirname(current_template_name.lstrip("/")),
-- 
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