[CentOS] postfix install error: fatal file /etc/postfix/main.cf: parameter setgid_group: unknown group name: postdrop

Tue Aug 26 15:35:36 UTC 2008
nate <centos at linuxpowered.net>

Rainer Traut wrote:
> Ok, think I found the cause...
> The server I try to install to has heartbeat/cluster software installed.
> I already has a group with GID 90:

Makes sense then, where did heartbeat/cluster software come from?
If it's a supported package on RHEL-based systems it shouldn't add
a user or group with a conflicting ID.