解决登录缓存后台异常的情况

src/components/login/login.vue

@@ -78,6 +78,14 @@ export default class Login extends Vue {
      * @memberof Login
      */
     public login() {
+        let token = localStorage.getItem('token');
+        let user = localStorage.getItem('user');
+        if(token){
+            localStorage.removeItem("token");
+        }
+        if(user){
+            localStorage.removeItem("user");
+        }
         if (Object.is(this.username, '')) {
             this.$notice.error(`${this.$t('usernametipinfo')}`);
             return;