add

server/app/Http/Controllers/Api/V1/MyController.php

@@ -1275,7 +1275,7 @@ class MyController extends Controller
         $dream = DreamInfoModel::where('user_id',$user_id)->orderBy('id','desc')->first();
         $dream_id = empty($dream) ? 0 : $dream->id;
         $arr = [
-            'user_id'=>$user,
+            'user_id'=>$user_id,
             'info'=>$info,
             'message'=>$user->nickname.'给你发了个私信哦～点击看看！',
             'to_user_id'=>$to_user_id,