diff --git a/store/account.js b/store/account.js
index e567b5b..ef4fa29 100644
--- a/store/account.js
+++ b/store/account.js
@@ -141,7 +141,10 @@ export default defineStore("accountStore", () => {
   async function getExternalUserId(corpId) {
     const unionid = account.value?.unionid;
     const openid = account.value?.openid;
-    if (!(corpId && unionid && openid)) return;
+    if (!(corpId && unionid && openid)) {
+		externalUserId.value = '';
+		return
+	};
     const res = await api('getUnionidToExternalUserid', { unionid, openid, corpId }, false);
     const id = res && res.success && typeof res.data === 'string' && res.data.trim() ? res.data.trim() : '';
     externalUserId.value = id;