install sysinfo on a domain
go in ssh on server /var/www/vhosts/yourdomain/conf/
pico the last conf
copy in a text page all notation about directory and the "<ifModule mod_php4 and php 5>"...
insert with pico after lines document error -- > Include "/var/www/vhosts/yourdomain/conf/vhost.conf"
save the conf
create a vhost.conf in the same directory
copy into vhost.conf the notation about directory
change php_admin_value open_basedir /var/www/vhosts/yourdomain/httpdocs/domain/:/tmp/
by php_admin_value open_basedir none
save the vhost.conf
then do "/usr/local/psa/admin/sbin/httpdmng --reconfigure-domain DOMAINENAME
restart apache if doesn't work...
and sysinfo will be work fine...