From 307364e3cd960c1c980bfc39a8a688d7096da7ed Mon Sep 17 00:00:00 2001 From: Jason Morrison Date: Tue, 19 Apr 2016 17:48:32 -0700 Subject: [PATCH] Check before unregistering Group model admin Fixes exception: django.contrib.admin.sites.NotRegistered: The model Group is not registered --- wagtail/wagtailcore/admin.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/wagtail/wagtailcore/admin.py b/wagtail/wagtailcore/admin.py index b42d7ff44..bd42c9d63 100644 --- a/wagtail/wagtailcore/admin.py +++ b/wagtail/wagtailcore/admin.py @@ -19,5 +19,6 @@ class GroupPagePermissionInline(admin.TabularInline): class GroupAdminWithPagePermissions(GroupAdmin): inlines = GroupAdmin.inlines + [GroupPagePermissionInline] -admin.site.unregister(Group) +if admin.site.is_registered(Group): + admin.site.unregister(Group) admin.site.register(Group, GroupAdminWithPagePermissions)