更新

app/Admin/Controllers/UserController.php

@@ -21,7 +21,7 @@ class UserController extends AdminController
     protected function grid()
     {
         $grid = new Grid(new User());
-        $grid->model()->leftJoin('users_info','users.id','=','users_info.user_id')->select(['users.*','users_info.nickname','users_info.avatar','users_info.area'])->orderBy('users.id','desc');
+        $grid->model()->leftJoin('users_info','users.id','=','users_info.user_id')->select(['users.*','users_info.nickname','users_info.avatar','users_info.area'])->orderBy('id','desc');
         $grid->column('id')->sortable();
         $grid->column('avatar','头像')->image("",50);
         $grid->column('mobile','手机号');