买了个新手vps，lnmp安装包一路到底，进入后台添加插件，点击Install Now，出现下面的错误信息，Google得之为权限问题。
“To perform the requested action, WordPress needs to access your web server. Please enter your FTP credentials to proceed. If you do not remember your credentials, you should contact your web host.”
chown -R www wordpressjust do it