How do i configure anthill 3 on a red hat enterprise server

[Shahid]

hi

can any1 help me out
how to install & configure anthill 3 on red hat enterprise.
i m facing an error like

open_basedir restriction in effect. File(/usr/share/pear/PEAR.php) is not within the allowed path(s): (/home/httpd/vhosts/informatic.om/httpdocs:/tmp) in /home/httpd/vhosts/informatic.com/httpdocs/include/pear/DB.php on line 26

canany one help me out

regards
SHahid