修复

application/common/controller/Backend.php

@@ -154,7 +154,7 @@ class Backend extends Controller
                 }
                 $this->error(__('Please login first'), url('index/login', ['url' => $url]));
             }
-            $_SERVER['admin']=$this->auth->getUserInfo();
+            $_SERVER['admin']=Admin::get($this->auth->id);
             // 判断是否需要验证权限
             if (!$this->auth->match($this->noNeedRight)) {
                 // 判断控制器和方法是否有对应权限