djangodjango.contrib.admindjango.contrib.admin.exceptionsOn this pageAPI Reference Reference for package: django.contrib.admin.exceptions Classesdjango.contrib.admin.exceptions.AlreadyRegistereddjango.contrib.admin.exceptions.DisallowedModelAdminLookupdjango.contrib.admin.exceptions.DisallowedModelAdminToFielddjango.contrib.admin.exceptions.NotRegistered