diff --git a/src/components/EnvError.vue b/src/components/EnvError.vue
new file mode 100644
index 0000000..5e5e93a
--- /dev/null
+++ b/src/components/EnvError.vue
@@ -0,0 +1,7 @@
+<template>
+  <div></div>
+</template>
+
+<script setup>
+// 
+</script>
\ No newline at end of file
diff --git a/src/main.js b/src/main.js
index 59bcfe3..a733e63 100644
--- a/src/main.js
+++ b/src/main.js
@@ -21,21 +21,28 @@ const i18n = createI18n({
 });
 
 // ---------------
+const EnvError = import('./components/EnvError.vue');
 const Home = import('./components/Home.vue');
 const Imprint = import('./components/Imprint.vue');
 const Privacy = import('./components/Privacy.vue');
 const Register = import('./components/Register.vue');
 const Profile = import('./components/Profile.vue');
 //
-const router = createRouter({
-	history: createWebHistory(),
-	routes: [
+let routes = [];
+if (config.baseurl && config.documentserver_key) {
+	routes = [
 		{ path: '/', component: Home },
 		{ path: '/imprint', component: Imprint },
 		{ path: '/privacy', component: Privacy },
 		{ path: '/register', component: Register },
 		{ path: '/profile', component: Profile }
-	]
+	];
+} else {
+	routes = [ { path: '/*', component: EnvError } ];
+}
+const router = createRouter({
+	history: createWebHistory(),
+	routes
 });
 // ---------------
 createApp(App).use(Toast).use(i18n).use(router).mount('#app');