diff --git a/frontend/src/components/pure/navbar/index.vue b/frontend/src/components/pure/navbar/index.vue
index e9b84ee82e..e502d3d7d2 100644
--- a/frontend/src/components/pure/navbar/index.vue
+++ b/frontend/src/components/pure/navbar/index.vue
@@ -221,7 +221,7 @@
   const unReadCount = ref<number>(0);
 
   async function checkMessageRead() {
-    if (appStore.currentProjectId) {
+    if (appStore.currentProjectId && appStore.currentProjectId !== 'no_such_project') {
       unReadCount.value = await getMessageUnReadCount(appStore.currentProjectId);
     }
   }