diff --git a/openslides/agenda/static/js/agenda/site.js b/openslides/agenda/static/js/agenda/site.js
index ccd0cf285..ac14e1af3 100644
--- a/openslides/agenda/static/js/agenda/site.js
+++ b/openslides/agenda/static/js/agenda/site.js
@@ -41,10 +41,18 @@ angular.module('OpenSlidesApp.agenda.site', ['OpenSlidesApp.agenda'])
             .state('agenda.item.detail', {
                 resolve: {
                     item: function(Agenda, $stateParams) {
-                        return Agenda.find($stateParams.id);
+                        return Agenda.find($stateParams.id).catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     users: function(User) {
-                        return User.findAll();
+                        return User.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     tags: function(Tag) {
                         return Tag.findAll();
diff --git a/openslides/agenda/static/templates/agenda/item-detail.html b/openslides/agenda/static/templates/agenda/item-detail.html
index babbcc672..d2622109b 100644
--- a/openslides/agenda/static/templates/agenda/item-detail.html
+++ b/openslides/agenda/static/templates/agenda/item-detail.html
@@ -1,4 +1,4 @@
-<div class="header">
+<div ng-if="item" class="header">
   <div class="title">
     <div class="submenu">
       <a ui-sref="agenda.item.list" class="btn btn-sm btn-default">
@@ -34,7 +34,7 @@
   </div>
 </div>
 
-<div class="details listOfSpeakers">
+<div ng-if="item" class="details listOfSpeakers">
   <div class="pull-right">
     <span os-perms="agenda.can_manage">
       <button ng-if="item.speaker_list_closed" ng-click="closeList(false)"
diff --git a/openslides/assignments/static/js/assignments/site.js b/openslides/assignments/static/js/assignments/site.js
index baab1a2a7..e503650c9 100644
--- a/openslides/assignments/static/js/assignments/site.js
+++ b/openslides/assignments/static/js/assignments/site.js
@@ -37,7 +37,11 @@ angular.module('OpenSlidesApp.assignments.site', ['OpenSlidesApp.assignments'])
                         return Assignment.findAll();
                     },
                     items: function(Agenda) {
-                        return Agenda.findAll();
+                        return Agenda.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     phases: function(Assignment) {
                         return Assignment.getPhases();
diff --git a/openslides/core/static/js/core/site.js b/openslides/core/static/js/core/site.js
index f3883c98d..835d118a0 100644
--- a/openslides/core/static/js/core/site.js
+++ b/openslides/core/static/js/core/site.js
@@ -73,6 +73,7 @@ angular.module('OpenSlidesApp.core.site', [
             'img_class': 'home',
             'title': gettext('Home'),
             'weight': 100,
+            'perm': 'core.can_see_frontpage',
         });
 
         mainMenuProvider.register({
diff --git a/openslides/core/static/templates/home.html b/openslides/core/static/templates/home.html
index 76333fdda..6eb729be6 100644
--- a/openslides/core/static/templates/home.html
+++ b/openslides/core/static/templates/home.html
@@ -1,7 +1,9 @@
-<div class="header">
+<div os-perms="core.can_see_frontpage" class="header">
   <div class="title">
     <h1>{{ config('general_event_welcome_title') }}</h1>
   </div>
 </div>
 
-<div class="details" ng-bind-html="config('general_event_welcome_text')"></div>
+<div os-perms="core.can_see_frontpage" class="details"
+    ng-bind-html="config('general_event_welcome_text')">
+</div>
diff --git a/openslides/mediafiles/static/js/mediafiles/site.js b/openslides/mediafiles/static/js/mediafiles/site.js
index 7e3578b86..4254028ec 100644
--- a/openslides/mediafiles/static/js/mediafiles/site.js
+++ b/openslides/mediafiles/static/js/mediafiles/site.js
@@ -37,7 +37,11 @@ angular.module('OpenSlidesApp.mediafiles.site', ['ngFileUpload', 'OpenSlidesApp.
                         return Mediafile.findAll();
                     },
                     users: function(User) {
-                        return User.findAll();
+                        return User.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                 }
             });
diff --git a/openslides/motions/static/js/motions/site.js b/openslides/motions/static/js/motions/site.js
index 39ab89cc1..6325700fc 100644
--- a/openslides/motions/static/js/motions/site.js
+++ b/openslides/motions/static/js/motions/site.js
@@ -39,7 +39,6 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions'])
                                 Motion.loadRelations(motion, 'agenda_item');
                             });
                         });
-
                     },
                     categories: function(Category) {
                         return Category.findAll();
@@ -48,7 +47,11 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions'])
                         return Tag.findAll();
                     },
                     users: function(User) {
-                        return User.findAll();
+                        return User.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     workflows: function(Workflow) {
                         return Workflow.findAll();
@@ -58,18 +61,24 @@ angular.module('OpenSlidesApp.motions.site', ['OpenSlidesApp.motions'])
             .state('motions.motion.detail', {
                 resolve: {
                     motion: function(Motion, $stateParams) {
-                        return Motion.find($stateParams.id).then(function(motion) {
-                            return Motion.loadRelations(motion, 'agenda_item');
-                        });
+                        return Motion.find($stateParams.id);
                     },
                     categories: function(Category) {
                         return Category.findAll();
                     },
                     users: function(User) {
-                        return User.findAll();
+                        return User.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     mediafiles: function(Mediafile) {
-                        return Mediafile.findAll();
+                        return Mediafile.findAll().catch(
+                            function () {
+                                return null;
+                            }
+                        );
                     },
                     tags: function(Tag) {
                         return Tag.findAll();
diff --git a/openslides/motions/static/templates/motions/motion-detail.html b/openslides/motions/static/templates/motions/motion-detail.html
index 6880b47eb..b08b999f1 100644
--- a/openslides/motions/static/templates/motions/motion-detail.html
+++ b/openslides/motions/static/templates/motions/motion-detail.html
@@ -28,7 +28,7 @@
         <i class="fa fa-pencil"></i>
       </a>
     </div>
-    <h1>{{ motion.getTitle() }}</h1>
+    <h1>{{ motion.agenda_item.getTitle() || motion.getTitle() }}</h1>
     <h2>
         <translate>Motion</translate> {{ motion.identifier }}
         <span ng-if="motion.versions.length > 1" >| Version {{ motion.getVersion(version).version_number }}</span>
diff --git a/openslides/motions/static/templates/motions/slide_motion.html b/openslides/motions/static/templates/motions/slide_motion.html
index 901f5ecab..72d0ddabc 100644
--- a/openslides/motions/static/templates/motions/slide_motion.html
+++ b/openslides/motions/static/templates/motions/slide_motion.html
@@ -62,7 +62,7 @@
 
   <!-- Title -->
   <div id="title">
-    <h1>{{ motion.getTitle() }}</h1>
+    <h1>{{  motion.agenda_item.getTitle() || motion.getTitle() }}</h1>
     <h2>
       <translate>Motion</translate> {{ motion.identifier }}
       <span ng-if="motion.versions.length > 1" >| Version {{ motion.getVersion().version_number }}</span>
diff --git a/openslides/users/static/js/users/site.js b/openslides/users/static/js/users/site.js
index 3eea33247..96a5eedec 100644
--- a/openslides/users/static/js/users/site.js
+++ b/openslides/users/static/js/users/site.js
@@ -383,6 +383,7 @@ angular.module('OpenSlidesApp.users.site', ['OpenSlidesApp.users'])
         User.bindAll({}, $scope, 'users');
         Group.bindAll({where: {id: {'>': 2}}}, $scope, 'groups');
         $scope.alert = {};
+        $scope.groupFilter = undefined;
 
         // setup table sorting
         $scope.sortColumn = 'first_name'; //TODO: sort by first OR last name
@@ -973,7 +974,7 @@ angular.module('OpenSlidesApp.users.site', ['OpenSlidesApp.users'])
         gettext('Can manage motions');
         // users
         gettext('Can see names of users');
-        gettext('Can see extra data of users');
+        gettext('Can see extra data of users (e.g. present and comment)');
         gettext('Can manage users');
     }
 ]);
diff --git a/openslides/users/static/templates/users/user-list.html b/openslides/users/static/templates/users/user-list.html
index d19728097..98e1f0898 100644
--- a/openslides/users/static/templates/users/user-list.html
+++ b/openslides/users/static/templates/users/user-list.html
@@ -69,7 +69,7 @@
     <div class="col-sm-6 text-right form-inline">
       <!-- group filter -->
       <select ng-model="groupFilter" class="form-control" id="groupFilter">
-        <option value="" translate>--- Select group ---</option>
+        <option ng-click="groupFilter = undefined" value="" translate>--- Select group ---</option>
         <option ng-repeat="group in groups" value="{{ group.id }}">{{ group.name | translate }}</option>
       </select>
       <!-- isPresent filter -->