diff --git a/includes/controller/shift_entries_controller.php b/includes/controller/shift_entries_controller.php
index fcd911de..818557a4 100644
--- a/includes/controller/shift_entries_controller.php
+++ b/includes/controller/shift_entries_controller.php
@@ -10,6 +10,10 @@ use Engelsystem\ShiftSignupState;
 function shift_entries_controller()
 {
     global $user;
+    
+    if(!isset($user)) {
+        redirect(page_link_to('login'));
+    }
 
     $action = strip_request_item('action');
     if ($action == null) {
diff --git a/includes/model/AngelType_model.php b/includes/model/AngelType_model.php
index 3641f125..6feb9dd0 100644
--- a/includes/model/AngelType_model.php
+++ b/includes/model/AngelType_model.php
@@ -126,7 +126,7 @@ function AngelType_create($angeltype)
             $angeltype['contact_name'],
             $angeltype['contact_dect'],
             $angeltype['contact_email'],
-            $angeltype['show_on_dashboard']
+            (int)$angeltype['show_on_dashboard']
         ]
     );
 
diff --git a/includes/pages/user_shifts.php b/includes/pages/user_shifts.php
index 2d294ff4..2c30c86a 100644
--- a/includes/pages/user_shifts.php
+++ b/includes/pages/user_shifts.php
@@ -248,12 +248,7 @@ function view_user_shifts()
                     . _('Description of the jobs.')
                     . '</a>',
                 'shifts_table'  => msg() . $shiftCalendarRenderer->render(),
-                'ical_text'     => '<h2>' . _('iCal export') . '</h2><p>' . sprintf(
-                        _('Export of shown shifts. <a href="%s">iCal format</a> or <a href="%s">JSON format</a> available (please keep secret, otherwise <a href="%s">reset the api key</a>).'),
-                        page_link_to('ical', ['key' => $user['api_key']]),
-                        page_link_to('shifts_json_export', ['key' => $user['api_key']]),
-                        page_link_to('user_myshifts', ['reset' => 1])
-                    ) . '</p>',
+                'ical_text'     => ical_hint(),
                 'filter'        => _('Filter'),
                 'set_yesterday' => _('Yesterday'),
                 'set_today'     => _('Today'),
@@ -271,6 +266,22 @@ function view_user_shifts()
     ]);
 }
 
+/**
+ * Returns a hint for the user how the ical feature works.
+ */
+function ical_hint() {
+    global $user;
+
+    return heading(
+        _('iCal export'), 2) 
+        . '<p>' . sprintf(
+            _('Export of shown shifts. <a href="%s">iCal format</a> or <a href="%s">JSON format</a> available (please keep secret, otherwise <a href="%s">reset the api key</a>).'),
+            page_link_to('ical', ['key' => $user['api_key']]),
+            page_link_to('shifts_json_export', ['key' => $user['api_key']]),
+            page_link_to('user_myshifts', ['reset' => 1])
+        ) . '</p>';
+}
+
 /**
  * @param array $array
  * @return array
diff --git a/includes/view/User_view.php b/includes/view/User_view.php
index c9530307..a80eb096 100644
--- a/includes/view/User_view.php
+++ b/includes/view/User_view.php
@@ -518,7 +518,8 @@ function User_view($user_source, $admin_user_privilege, $freeloader, $user_angel
                 _('Go to the <a href="%s">shifts table</a> to sign yourself up for some shifts.'),
                 page_link_to('user_shifts')
             ), true)
-                : ''
+                : '',
+            ical_hint()
         ]
     );
 }