add

server/app/Http/Controllers/Admin/Dream/InfoController.php

@@ -136,8 +136,7 @@ class InfoController extends Controller
      */
     private function _updateSave() {
         $data = (array) request('data');
-        dd($data);
-        if (is_array($data['sign'])) {
+        if (array_key_exists('sign',$data)) {
             $data['sign'] = join(',',$data['sign']);
         }
 //        后台修改排行参数时，梦想分数也改变