出现 Interface 'Illuminate\Contracts\Bus\SelfHandling' not found 的错误？

问答 / 1208 / 0 / 创建于 5年前

<?php

namespace App\Jobs;

use App\Post;
use App\Tag;
use Carbon\Carbon;
use Illuminate\Contracts\Bus\SelfHandling;

class PostFormFields extends Job implements SelfHandling
{
    /**
     * The id (if any) of the Post row
     *
     * @var integer
     */
    protected $id;