Warning: file_exists() [function.file-exists]: open_basedir restriction in effect. File(/home/user/public_html/demo/index.php) is not within the allowed path(s): (/home/videomuz:/usr/lib/php:/usr/php4/lib/php:/usr/local/lib/php:/usr/local/php4/lib/php:/tmp) in /home/videomuz/public_html/demo/includes/common.php on line 117
Basedir is incorrect, please set the correct basedir value in 'config' table

hatası alıyorum. nasıl düzeltebilirim.?