              if not self.has_change_permission(request, None):
                  return HttpResponseRedirect(reverse('admin:index',
                                                      current_app=self.admin_site.name))
              return HttpResponseRedirect(reverse('admin:%s_%s_changelist' %
                                          (opts.app_label, opts.module_name),
                                          current_app=self.admin_site.name))
  
          object_name = force_text(opts.verbose_name)
  
          if perms_needed or protected:
 
</s> remove                                (opts.app_label, opts.module_name),
 </s> add                                (opts.app_label, opts.model_name), </s> remove                                (opts.app_label, opts.module_name),
 </s> add                                (opts.app_label, opts.model_name), </s> remove                                     (opts.app_label, opts.module_name),
 </s> add                                     (opts.app_label, opts.model_name), </s> remove                                         (opts.app_label, opts.module_name),
 </s> add                                         (opts.app_label, opts.model_name), </s> remove                                         (opts.app_label, opts.module_name),
 </s> add                                         (opts.app_label, opts.model_name),
                                        (opts.app_label, opts.model_name),
              if not self.has_change_permission(request, None):
                  return HttpResponseRedirect(reverse('admin:index',
                                                      current_app=self.admin_site.name))
              return HttpResponseRedirect(reverse('admin:%s_%s_changelist' %
                                        (opts.app_label, opts.model_name),
                                          current_app=self.admin_site.name))
  
          object_name = force_text(opts.verbose_name)
  
          if perms_needed or protected:
keep keep keep keep replace keep keep keep keep keep
 Fixed #19689 -- Renamed `Model._meta.module_name` to `model_name`. 
django/contrib/admin/options.py