remove this file

app/appapi/modules/V1/controllers/PcateController.php

-<?php
-
-namespace fecshop\app\appapi\modules\V1\controllers;
-
-use fecshop\app\appapi\modules\AppapiController;
-use Yii;
-
-class PcateController extends AppapiController
-{
-    public $modelClass;
-
-    public function init()
-    {
-        // õǰserviceӦmodel
-        $this->modelClass = Yii::$service->category->getModelName();
-        parent::init();
-    }
-}