diff --git a/application/admin/request/FormRequest.php b/application/admin/request/FormRequest.php
index 3a839d1..5eef447 100644
--- a/application/admin/request/FormRequest.php
+++ b/application/admin/request/FormRequest.php
@@ -6,7 +6,7 @@
  */
 namespace app\admin\request;
 
-use think\exception\HttpException;
+use think\exception\HttpResponseException;
 use think\Request;
 
 abstract class FormRequest extends Request
@@ -20,7 +20,11 @@ abstract class FormRequest extends Request
 		parent::__construct();
 
 		if ($this->withServer($_SERVER)->isAjax(true) && $err = $this->validate()) {
-            throw new HttpException(0, $err);
+            throw new HttpResponseException(json([
+                'code' => 0,
+                'msg'  => $err,
+                'wait' => 3,
+            ]));
         }
 	}
 }
\ No newline at end of file
diff --git a/application/exceptions/Handle.php b/application/exceptions/Handle.php
deleted file mode 100644
index 25aadd5..0000000
--- a/application/exceptions/Handle.php
+++ /dev/null
@@ -1,44 +0,0 @@
-<?php
-/**
- * Created by PhpStorm.
- * User: Administrator
- * Date: 2018/11/30
- * Time: 17:25
- */
-namespace app\exceptions;
-
-use Exception;
-use think\exception\HttpException;
-
-class Handle extends \think\exception\Handle
-{
-    /**
-     * rewrite render
-     *
-     * @time at 2018年11月30日
-     * @param Exception $e
-     * @return \think\Response|\think\response\Json
-     */
-    public function render(Exception $e)
-    {
-        switch (true) {
-            case $e instanceof HttpException:
-                return $this->error($e->getMessage());
-                break;
-            default:
-                return $this->convertExceptionToResponse($e);
-                break;
-        }
-    }
-
-    protected function error($msg = '', $url = null, $data = '', $wait = 3, array $header = [])
-    {
-        return json([
-            'code' => 0,
-            'msg'  => $msg,
-            'data' => $data,
-            'url'  => $url,
-            'wait' => $wait,
-        ]);
-    }
-}
\ No newline at end of file
diff --git a/config/app.php b/config/app.php
index 4a26e13..c90a2dc 100644
--- a/config/app.php
+++ b/config/app.php
@@ -141,6 +141,6 @@ return [
     // 显示错误信息
     'show_error_msg'         => false,
     // 异常处理handle类 留空使用 \think\exception\Handle
-    'exception_handle'       => app\exceptions\Handle::class,
+    'exception_handle'       => ''
 
 ];