diff --git a/client/src/components/dashboard/CoursePanel.vue b/client/src/components/dashboard/CoursePanel.vue
index 89a3a335..a02fca17 100644
--- a/client/src/components/dashboard/CoursePanel.vue
+++ b/client/src/components/dashboard/CoursePanel.vue
@@ -65,20 +65,6 @@ const actionButtonProps = computed<{ href: string; text: string; cyKey: string }
         cyKey: "lm-dashboard-link",
       };
     }
-    if (props.courseConfig?.role_key === "Berufsbildner") {
-      return {
-        href: getLearningPathUrl(props.courseConfig?.course_slug),
-        text: "a.Vorschau Teilnehmer",
-        cyKey: "progress-dashboard-continue-course-link",
-      };
-    }
-    if (props.courseConfig?.role_key === "Ausbildungsverantwortlicher") {
-      return {
-        href: getLearningPathUrl(props.courseConfig?.course_slug),
-        text: "a.Vorschau Teilnehmer",
-        cyKey: "tr-dashboard-link",
-      };
-    }
     return {
       href: getLearningPathUrl(props.courseConfig?.course_slug),
       text: "Weiter lernen",
@@ -88,7 +74,11 @@ const actionButtonProps = computed<{ href: string; text: string; cyKey: string }
 );
 
 function hasActionButton(): boolean {
-  return props.courseConfig?.role_key !== "MentorUK";
+  return (
+    props.courseConfig?.role_key !== "MentorUK" &&
+    props.courseConfig?.role_key !== "Ausbildungsverantwortlicher" &&
+    props.courseConfig?.role_key !== "Berufsbildner"
+  );
 }
 </script>
 
diff --git a/client/src/components/header/AccountMenuContent.vue b/client/src/components/header/AccountMenuContent.vue
index a8cda83f..7f38ea98 100644
--- a/client/src/components/header/AccountMenuContent.vue
+++ b/client/src/components/header/AccountMenuContent.vue
@@ -2,6 +2,8 @@
 import CourseSessionsMenu from "@/components/header/CourseSessionsMenu.vue";
 import type { User } from "@/stores/user";
 import type { CourseSession } from "@/types";
+import { useRouteLookups } from "@/utils/route";
+import { computed } from "vue";
 import { useRouter } from "vue-router";
 
 const props = defineProps<{
@@ -13,6 +15,9 @@ const props = defineProps<{
 const emit = defineEmits(["selectCourseSession", "logout", "close"]);
 
 const router = useRouter();
+const { inCourse } = useRouteLookups();
+
+const showCourseSessionMenu = computed(() => inCourse() && props.courseSessions.length);
 
 async function navigate(routeName: string) {
   await router.push({ name: routeName });
@@ -41,7 +46,7 @@ async function navigate(routeName: string) {
       </div>
     </div>
 
-    <div v-if="props.courseSessions.length" class="border-b py-4">
+    <div v-if="showCourseSessionMenu" class="border-b py-4">
       <CourseSessionsMenu
         :items="courseSessions"
         :selected="selectedCourseSession"
diff --git a/client/src/components/header/MainNavigationBar.vue b/client/src/components/header/MainNavigationBar.vue
index 1f478161..8b2f7ca8 100644
--- a/client/src/components/header/MainNavigationBar.vue
+++ b/client/src/components/header/MainNavigationBar.vue
@@ -90,12 +90,17 @@ const hasMediaLibraryMenu = computed(() =>
   )
 );
 
-const hasCockpitMenu = computed(() =>
-  Boolean(courseSessionsStore.currentCourseSession?.actions.includes("expert-cockpit"))
+const hasCockpitMenu = computed(
+  () =>
+    Boolean(
+      courseSessionsStore.currentCourseSession?.actions.includes("expert-cockpit")
+    ) && inCourse()
 );
 
-const hasPreviewMenu = computed(() =>
-  Boolean(courseSessionsStore.currentCourseSession?.actions.includes("preview"))
+const hasPreviewMenu = computed(
+  () =>
+    Boolean(courseSessionsStore.currentCourseSession?.actions.includes("preview")) &&
+    inCourse()
 );
 
 const hasAppointmentsMenu = computed(() =>
diff --git a/client/src/stores/user.ts b/client/src/stores/user.ts
index 5280d4c5..1f41d130 100644
--- a/client/src/stores/user.ts
+++ b/client/src/stores/user.ts
@@ -10,7 +10,7 @@ let logoutRedirectUrl = import.meta.env.VITE_LOGOUT_REDIRECT || "/";
 if (import.meta.env.VITE_OAUTH_API_BASE_URL) {
   logoutRedirectUrl = `${
     import.meta.env.VITE_OAUTH_API_BASE_URL
-  }logout/?post_logout_redirect_uri=${window.location.origin}`;
+  }logout/?post_logout_redirect_uri=${window.location.origin}&client_id=iterativ`;
 }
 
 const AVAILABLE_LANGUAGES = ["de", "fr", "it"];
diff --git a/server/vbv_lernwelt/dashboard/views.py b/server/vbv_lernwelt/dashboard/views.py
index db5d5b80..5f769722 100644
--- a/server/vbv_lernwelt/dashboard/views.py
+++ b/server/vbv_lernwelt/dashboard/views.py
@@ -259,8 +259,15 @@ def collect_course_sessions_by_course(
 
 
 def has_preview(role_key: RoleKeyType) -> bool:
+    print("has_preview", role_key)
     return (
-        role_key in [RoleKeyType.MENTOR_VV, RoleKeyType.MENTOR_UK]
+        role_key
+        in [
+            RoleKeyType.MENTOR_VV,
+            RoleKeyType.MENTOR_UK,
+            RoleKeyType.BERUFSBILDNER,
+            RoleKeyType.TRAINING_RESPONSIBLE,
+        ]
         and not role_key == RoleKeyType.MEMBER
     )
 
diff --git a/server/vbv_lernwelt/iam/permissions.py b/server/vbv_lernwelt/iam/permissions.py
index f52c60d9..23a7cc2a 100644
--- a/server/vbv_lernwelt/iam/permissions.py
+++ b/server/vbv_lernwelt/iam/permissions.py
@@ -51,9 +51,11 @@ def has_course_session_preview(user, course_session_id: int):
     if is_course_session_member(user, course_session_id):
         return False
 
-    return is_course_session_learning_mentor(
-        user, course_session_id
-    ) or is_course_session_expert(user, course_session_id)
+    return (
+        is_course_session_learning_mentor(user, course_session_id)
+        or is_course_session_berufsbildner(user, course_session_id)
+        or is_course_session_expert(user, course_session_id)
+    )
 
 
 def has_media_library(user, course_session_id: int):
diff --git a/server/vbv_lernwelt/sso/admin.py b/server/vbv_lernwelt/sso/admin.py
index 01d57e66..1db24124 100644
--- a/server/vbv_lernwelt/sso/admin.py
+++ b/server/vbv_lernwelt/sso/admin.py
@@ -40,12 +40,12 @@ def sync_sso_roles_from_admin(user: User, request):
         for csu in CourseSessionUser.objects.filter(user=user)
     }
 
-    course_roles += {
+    course_roles.update(
         (relation.participant.course_session.course.slug, "LEARNING_MENTOR")
         for relation in AgentParticipantRelation.objects.filter(
             agent=user, role=AgentParticipantRoleType.LEARNING_MENTOR.value
         )
-    }
+    )
 
     for csg in CourseSessionGroup.objects.filter(supervisor=user):
         for course_session in csg.course_session.all():