diff --git a/app/controllers/profile.php b/app/controllers/profile.php
index da5414e2dfa505880f0f719d13911bef13931c23..8592d01aa92ec7243f80f5f561ed37bda463aa18 100644
--- a/app/controllers/profile.php
+++ b/app/controllers/profile.php
@@ -27,7 +27,7 @@ class ProfileController extends AuthenticatedController
         Navigation::activateItem('/profile/index');
         URLHelper::addLinkParam('username', Request::username('username'));
         PageLayout::setHelpKeyword('Basis.Homepage');
-        SkipLinks::addIndex(_('Benutzerprofil'), 'user_profile', 100);
+        SkipLinks::addIndex(_('Benutzerprofil'), 'layout_content', 100);
 
         $this->user         = User::findCurrent(); // current logged in user
         $this->perm         = $GLOBALS['perm']; // perms of current logged in user
diff --git a/db/migrations/1.326_courseware_integration.php b/db/migrations/1.326_courseware_integration.php
index 281a2b46513fb5afbf4ea9fd4864dfd75b832683..2b161cdf14f8878fb41b626fda64e72ab5f83b29 100755
--- a/db/migrations/1.326_courseware_integration.php
+++ b/db/migrations/1.326_courseware_integration.php
@@ -152,7 +152,7 @@ class CoursewareIntegration extends \Migration
             ':description' => 'Mit dieser Konfigurationseinstellung wird für eine Courseware festgelegt, welche Rechtestufe Inhalte editieren dürfen.',
             ':range'       => 'range',
             ':type'        => 'string',
-            ':value'       => 'dozent'
+            ':value'       => 'tutor'
         ]);
         $statement->execute([
             ':name'        => 'COURSEWARE_LAST_ELEMENT',
diff --git a/db/migrations/5.1.4_fix_my_courses_group_config.php b/db/migrations/5.1.4_fix_my_courses_group_config.php
index 427bcd2a8ca3cf5820da05ed27823c3ce2602152..7c7ab5f6c7f8210610f8a9292197507366c8a2c5 100644
--- a/db/migrations/5.1.4_fix_my_courses_group_config.php
+++ b/db/migrations/5.1.4_fix_my_courses_group_config.php
@@ -1,6 +1,11 @@
 <?php
 final class FixMyCoursesGroupConfig extends Migration
 {
+    public function description()
+    {
+        return 'Ensures correct format of MY_COURSES_OPEN_GROUPS user config option';
+    }
+
     public function up()
     {
         ConfigValue::findEachBySQL(
diff --git a/lib/object.inc.php b/lib/object.inc.php
index 04190ba60cde790f4233c324cd91fcde99e568e1..f7bcf903f70ebb95628c6c434a58c446b8b55bf8 100644
--- a/lib/object.inc.php
+++ b/lib/object.inc.php
@@ -404,9 +404,9 @@ function object_id_to_type($id)
     ];
 
     if (!in_array($id, [0, -1, -2])) {
-        $plugin = PluginManager::getInstance()->getPluginById($id);
+        $plugin = PluginManager::getInstance()->getPluginInfoById($id);
         if ($plugin) {
-            $search = get_class($plugin);
+            $search = $plugin['class'];
         }
     } else {
         $search = (int)$id;