diff --git a/app/Admin/Controllers/ActivityController.php b/app/Admin/Controllers/ActivityController.php
index a7044ce..cec0be2 100644
--- a/app/Admin/Controllers/ActivityController.php
+++ b/app/Admin/Controllers/ActivityController.php
@@ -109,7 +109,7 @@ class ActivityController extends AdminController
             Components::make()->cropImageControl('share_image',  __('admin.activities.share_image'), 1.5),
             amis()->TextareaControl('rules', __('admin.activities.rules'))->trimContents(false)->minRows(30),
             
-        ]);
+        ])->debug(true);
     }
 
     public function detail()
diff --git a/app/Http/Middleware/TrimStrings.php b/app/Http/Middleware/TrimStrings.php
index 88cadca..4792ecd 100644
--- a/app/Http/Middleware/TrimStrings.php
+++ b/app/Http/Middleware/TrimStrings.php
@@ -15,5 +15,7 @@ class TrimStrings extends Middleware
         'current_password',
         'password',
         'password_confirmation',
+        'rules',
+        'explain'
     ];
 }
diff --git a/app/Services/Admin/ActivityService.php b/app/Services/Admin/ActivityService.php
index e302f32..3689f4f 100644
--- a/app/Services/Admin/ActivityService.php
+++ b/app/Services/Admin/ActivityService.php
@@ -28,7 +28,6 @@ class ActivityService extends BaseService
     {
         $columns = $this->getTableColumns();
         $model   = $this->getModel();
-
         $data['cover'] = $this->saveImage('cover', 'activities/cover')[0] ?? '';
         $data['share_image'] = $this->saveImage('share_image', 'activities/share_image')[0] ?? '';
 
@@ -47,7 +46,6 @@ class ActivityService extends BaseService
     {
         $columns = $this->getTableColumns();
         $model   = $this->query()->whereKey($primaryKey)->first();
-
         if(isset($data['cover'])){
             $data['cover'] = $this->saveImage('cover', 'activities/cover')[0] ?? '';
         }