Many Thanks Trevor H for your explanation and advice.I have downloaded the full 6.4 DVD 1 &2 installed and am now up and running..TKS michael
Trevor logs into his account on ssh://foobar.university.edu as one of the developers on the box, and he gets the message:
id: cannot find name for group ID 131
Trevor then checks this out using
Trevor discovers that there is no 131 anywhere in the /etc/group file.
Trevor then runs id ...
> id trevor
uid=4460(trevor) gid=131 groups=48(foobar),51(d
A couple of days ago, I downloaded CentOS 6 and played around with it to get a feel of this OS. I finished with what I wanted to learn and decided to go ahead and do a fresh install of CentOS 7.