laravelDcatAdminClassnamemustbeavalidobjectorastring

(1)问题：安装Laravel后台系统DcatAdmin2.x报错：Classnamemustbeavalidobjectorastring(2)解决方法：#step1.更新compoercomposerupdate#step2.再次运行命令发布资源phpartisanadmin:publish#step3。清除配置缓存（没有效果就执行）phpartisanconfig:cache