diff --git a/src/pages/reservation/index.vue b/src/pages/reservation/index.vue
index dde25f4..f61f986 100644
--- a/src/pages/reservation/index.vue
+++ b/src/pages/reservation/index.vue
@@ -145,7 +145,8 @@ const columns = ref([
   }
 ])
 let userInfo = JSON.parse(localStorage.getItem('accountInfo'))
-const balance = userInfo.balance;
+const balance = ref('')
+balance.value = userInfo ? userInfo.balance : '';
 
 const onYSConfirm = (value) => {
   console.log(value)