diff --git a/app/controller/Task.php b/app/controller/Task.php
index e1387e4..fadbcfe 100644
--- a/app/controller/Task.php
+++ b/app/controller/Task.php
@@ -108,7 +108,6 @@ class Task extends BaseController
     public function save()
     {
         $params = $this->request->param();
-        Cache::set($cache_name, 1, 60);
         $type = $this->request->param('task_type', '0');
         $original_filename = $this->request->param('original_filename');
         $filename = $this->request->param('filename');
@@ -282,6 +281,7 @@ class Task extends BaseController
             $this->json_data['msg'] = '表单已提交，请勿重复操作';
             return json($this->json_data);
         }
+        Cache::set($cache_name, 1, 60);
         $action = [
             '1'=>'import',
             '2'=>'export',