installing kolab-2.2-beta3

[rajnish kumar]

I am intalling kolab-2.2-beta3 and getting error like this, is any one
installed in rhel4


  /kolab/bin/openpkg build -kKBuZ -r "/root/Download" -p "ix86-rhel4-kolab"
                -D openldap::with_pth=no -D sasl::with_ldap -D
sasl::with_login -D postfix::with_sasl -D postfix::with_ssl -D
postfix::with_ldap -D kolabd::with_horde
                -Dkolabd::kolab_version=2.2-beta3
                -Dkolab-webadmin::kolab_version=2.2-beta3
                 openpkg-tools openldap postfix kolabd kolab-filter
kolab-freebusy kolab-webadmin horde-kolab-client fbview-kronolith | sh

---------------------------------------
openpkg:build:FATAL: cannot open '/root/Download/00INDEX.rdf'
(Permission denied)

with regds
rajnish