diff --git a/src/main.js b/src/main.js
index aeddc2492..4183044d7 100644
--- a/src/main.js
+++ b/src/main.js
@@ -65,6 +65,12 @@ import VConsole from 'vuex'
 import isMobile from "./store/isMobile";
 // 路由拦截
 router.beforeEach(function (to, from, next) {
+
+  let fromName = from.name
+  if(fromName === undefined || fromName === null){
+      window.sessionStorage.clear()
+  }
+
   let toName = to.name
   if (toName === 'CheckPage') {
     next()
@@ -75,7 +81,6 @@ router.beforeEach(function (to, from, next) {
     window.location.href = ssoLoginUrlDev
   }
 
-  let fromName = from.name
   let token = store.state.token
   let path = to.path;
   let userName = ""