diff --git a/src/App.vue b/src/App.vue
index f6a6a16..3c8549a 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -369,15 +369,13 @@ export default {
     selectOffLineDevice() {
       Object.keys(this.isOnline).forEach(key => {
           // console.log(key, new Date().getTime() - this.isOnline[key])
-          if (new Date().getTime() - this.isOnline[key] > (1000 * 60 * 60)) {
+        if (new Date().getTime() - this.isOnline[key] > (1000 * 30)) {
+          console.log('error', key)
             this.$confirm(`设备${key}已离线`, '设备离线', {
               cancelButtonText: '关闭',
               showConfirmButton: false,
               type: 'error'
             })
-            setTimeout(() => {
-              debugger
-            }, 200)
             this.isOnline[key] = new Date().getTime()
           }
         }