Fixed #26155 -- Skipped URL checks if no ROOTURL_CONF setting.

1 files changed, 7 insertions, 3 deletions

diff --git a/django/core/checks/urls.py b/django/core/checks/urls.py
index a7fca3358f..176cd16190 100644
--- a/django/core/checks/urls.py
+++ b/django/core/checks/urls.py
@@ -1,13 +1,17 @@
 from __future__ import unicode_literals
 
+from django.conf import settings
+
 from . import Tags, Warning, register
 
 
 @register(Tags.urls)
 def check_url_config(app_configs, **kwargs):
-    from django.urls import get_resolver
-    resolver = get_resolver()
-    return check_resolver(resolver)
+    if getattr(settings, 'ROOT_URLCONF', None):
+        from django.urls import get_resolver
+        resolver = get_resolver()
+        return check_resolver(resolver)
+    return []
 
 
 def check_resolver(resolver):