diff --git a/packages/admin/admin/src/error/errordialog/createErrorDialogApolloLink.tsx b/packages/admin/admin/src/error/errordialog/createErrorDialogApolloLink.tsx
index b0d59f68a3..2708037aaf 100644
--- a/packages/admin/admin/src/error/errordialog/createErrorDialogApolloLink.tsx
+++ b/packages/admin/admin/src/error/errordialog/createErrorDialogApolloLink.tsx
@@ -23,11 +23,15 @@ export const createErrorDialogApolloLink = () => {
         let title: React.ReactNode | undefined;
         let userMessage: React.ReactNode | undefined;
         let httpStatus: string | undefined;
+        let isUnauthenticated = false;
 
         if (graphQLErrors) {
             error = graphQLErrors.map(({ message }) => message);
             errorType = "graphql";
             title = <FormattedMessage id="comet.errorDialog.graphQLErrors.title" defaultMessage="Server error" />;
+            isUnauthenticated = graphQLErrors.some(
+                (e) => e.extensions?.exception?.status === StatusCodes.UNAUTHORIZED || e.extensions?.code === "UNAUTHENTICATED",
+            );
         }
 
         if (networkError) {
@@ -41,23 +45,24 @@ export const createErrorDialogApolloLink = () => {
             if (isServerError(networkError)) {
                 const { statusCode } = networkError;
                 httpStatus = `${statusCode} ${getReasonPhrase(statusCode)}`;
-
-                if (statusCode === StatusCodes.UNAUTHORIZED) {
-                    title = <FormattedMessage id="comet.errorDialog.sessionExpired.title" defaultMessage="Session expired" />;
-                    userMessage = (
-                        <>
-                            <Typography gutterBottom>
-                                <FormattedMessage id="comet.errorDialog.sessionExpired.message" defaultMessage="Your login-session has expired." />
-                            </Typography>
-                            <Button href="/" color="info" variant="outlined">
-                                <FormattedMessage id="comet.errorDialog.sessionExpired.button" defaultMessage="Re-login" />
-                            </Button>
-                        </>
-                    );
-                }
+                isUnauthenticated = statusCode === StatusCodes.UNAUTHORIZED;
             }
         }
 
+        if (!isUnauthenticated) {
+            title = <FormattedMessage id="comet.errorDialog.sessionExpired.title" defaultMessage="Session expired" />;
+            userMessage = (
+                <>
+                    <Typography gutterBottom>
+                        <FormattedMessage id="comet.errorDialog.sessionExpired.message" defaultMessage="Your login-session has expired." />
+                    </Typography>
+                    <Button href="/" color="info" variant="outlined">
+                        <FormattedMessage id="comet.errorDialog.sessionExpired.button" defaultMessage="Re-login" />
+                    </Button>
+                </>
+            );
+        }
+
         errorDialogVar({
             title,
             error: error ?? "Unknown error",
diff --git a/packages/admin/cms-admin/src/userPermissions/hooks/currentUser.tsx b/packages/admin/cms-admin/src/userPermissions/hooks/currentUser.tsx
index 5899480eef..08c20b9bc7 100644
--- a/packages/admin/cms-admin/src/userPermissions/hooks/currentUser.tsx
+++ b/packages/admin/cms-admin/src/userPermissions/hooks/currentUser.tsx
@@ -1,5 +1,6 @@
 import { gql, useQuery } from "@apollo/client";
 import { Loading } from "@comet/admin";
+import { Button, Typography } from "@mui/material";
 import React from "react";
 
 import { ContentScopeInterface } from "../../contentScope/Provider";
@@ -34,7 +35,25 @@ export const CurrentUserProvider: React.FC<{
         }
     `);
 
-    if (error) throw error.message;
+    // As this Provider is very high up in the tree, don't rely on ErrorBoundary or a configured intl-Provider here
+    if (error) {
+        const isUnauthenticated = error.graphQLErrors.some(
+            (e) => e.extensions?.exception?.status === 401 || e.extensions?.code === "UNAUTHENTICATED",
+        );
+        return (
+            <>
+                <Typography gutterBottom>{isUnauthenticated ? "Your access-token is invalid. Re-login might help." : error.message}</Typography>
+                {isUnauthenticated && (
+                    <Button href="/" color="info" variant="outlined">
+                        {
+                            // eslint-disable-next-line @calm/react-intl/missing-formatted-message
+                        }
+                        Re-Login
+                    </Button>
+                )}
+            </>
+        );
+    }
 
     if (!data) return <Loading behavior="fillPageHeight" />;
 
diff --git a/packages/api/cms-api/src/auth/guards/comet.guard.ts b/packages/api/cms-api/src/auth/guards/comet.guard.ts
index 621fb735fd..c78e4cc03d 100644
--- a/packages/api/cms-api/src/auth/guards/comet.guard.ts
+++ b/packages/api/cms-api/src/auth/guards/comet.guard.ts
@@ -1,4 +1,4 @@
-import { CanActivate, ExecutionContext, HttpException, Injectable, mixin } from "@nestjs/common";
+import { CanActivate, ExecutionContext, Injectable, mixin, UnauthorizedException } from "@nestjs/common";
 import { Reflector } from "@nestjs/core";
 import { GqlExecutionContext } from "@nestjs/graphql";
 import { AuthGuard, IAuthGuard, Type } from "@nestjs/passport";
@@ -19,14 +19,14 @@ export function createCometAuthGuard(type?: string | string[]): Type<IAuthGuard>
         }
 
         // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types, @typescript-eslint/no-explicit-any
-        handleRequest<CurrentUserInterface>(err: unknown, user: any): CurrentUserInterface {
+        handleRequest<CurrentUserInterface>(err: unknown, user: any, info: any): CurrentUserInterface {
             if (err) {
                 throw err;
             }
             if (user) {
                 return user;
             }
-            throw new HttpException("UserNotAuthenticated", 200);
+            throw new UnauthorizedException(info[0]?.message);
         }
 
         async canActivate(context: ExecutionContext): Promise<boolean> {