WDCP The 403 interface is always displayed after creating a site in the background

After creating a site in the background, the domain name has been resolved, but cannot open the default page, after creating a site will have a default index.html exist in public_html below, I use the FTP view is there, but with the domain name is not accessible, always display 403 interface

After viewing, found port management below the 80 port display is nginx.conf, then I will be the system settings inside the Web engine modified to Nginx can be, do not know if this is a bug. The default environment is Nginx+apache.