Installation of Parallels Plesk Sitebuilder before version 4.0 turns off safe_mode in PHP. If safe_mode is enabled later some functionality of Parallels Plesk Sitebuilder 2.x and 3.x will cease to work. To disable safe_mode open file /etc/php.ini and find the safe_mode directive. Then change the value to off:
And then restart Apache service to apply new configuration.
~# /etc/init.d/httpd restart
Stopping httpd: [ OK ]
Starting httpd: [ OK ]
Publication works with safe_mode 'on' since Parallels Plesk Sitebuilder version 4.0.