diff --git a/application/admin/config/app.php b/application/admin/config/app.php
index 7f3b3c7e1..0d2bd7580 100755
--- a/application/admin/config/app.php
+++ b/application/admin/config/app.php
@@ -18,6 +18,12 @@
  */
 
 return [
+    // 默认输出类型
+    'default_return_type'           => 'html',
+
+    // 默认AJAX 数据返回格式,可选json xml ...
+    'default_ajax_return'           => 'json',
+
     // 缓存key列表
     // 权限缓存存储key
     'cache_admin_power_key'         =>  'cache_admin_power_',
diff --git a/application/api/config/app.php b/application/api/config/app.php
index 68fe47c9a..5493af479 100755
--- a/application/api/config/app.php
+++ b/application/api/config/app.php
@@ -19,11 +19,13 @@
 
 return [
     // 默认输出类型
-    'default_return_type'    => 'json',
+    'default_return_type'           => 'json',
+
     // 默认AJAX 数据返回格式,可选json xml ...
-    'default_ajax_return'    => 'json',
+    'default_ajax_return'           => 'json',
+    
     // 默认JSONP格式返回的处理方法
-    'default_jsonp_handler'  => 'jsonpReturn',
+    'default_jsonp_handler'         => 'jsonpReturn',
 
     // 百度编辑器配置信息 ueditor
     'ueditor_config'                =>  [
diff --git a/application/index/config/app.php b/application/index/config/app.php
index 746ce5c9e..5f4e8e28c 100755
--- a/application/index/config/app.php
+++ b/application/index/config/app.php
@@ -17,6 +17,16 @@
  * @datetime 2016-12-01T21:51:08+0800
  */
 return [
-    'url_html_suffix'        => MyC('home_seo_url_html_suffix', 'html', true),
+    // 默认输出类型
+    'default_return_type'       => 'html',
+
+    // 默认AJAX 数据返回格式,可选json xml ...
+    'default_ajax_return'       => 'json',
+
+    // 默认JSONP格式返回的处理方法
+    'default_jsonp_handler'     => 'jsonpReturn',
+
+    // 伪静态后缀
+    'url_html_suffix'           => MyC('home_seo_url_html_suffix', 'html', true),
 ];
 ?>
\ No newline at end of file
diff --git a/application/index/controller/Plugins.php b/application/index/controller/Plugins.php
index 3bbc8ce8b..7ce39d154 100755
--- a/application/index/controller/Plugins.php
+++ b/application/index/controller/Plugins.php
@@ -125,7 +125,13 @@ class Plugins extends Common
                 return $this->fetch('public/tips_error');
             }
         }
-        return $obj->$pluginsaction($params);
+        $ret = $obj->$pluginsaction($params);
+        if(is_string($ret))
+        {
+            $this->assign('msg', $ret);
+                return $this->fetch('public/tips_error');
+        }
+        return $ret;
     }
 
     /**