diff --git a/static/index.js b/static/index.js
index 3775f88..732dc32 100644
--- a/static/index.js
+++ b/static/index.js
@@ -78,6 +78,7 @@ $('.join-form').submit(async function (e) {
   } catch (error) {
     console.error(error);
     alert('出错啦\n' + error);
+    window.location.reload();
   } finally {
     $(this).find(".leave-btn").show();
   }