forgot to add the url of the about app to the site wide urls.py

Neptune_Sy_music/Neptune_Sy_music/urls.py

@@ -18,6 +18,7 @@ from django.urls import include, path
 
 urlpatterns = [
     path('homepage/', include('homepage.urls', namespace="homepage")),
+    path('about/', include('about.urls', namespace="about")),
     path('contact/', include('contact.urls', namespace="contact")),
     path('admin/', admin.site.urls),
 ]