[xubuntu] Logins crash after new install

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http://ubuntuforums.org – In trying out different distros, I've been using the same /home partition to keep my login the same. Was on Mint for a while. Just tried Fuduntu and not caring for it, I installed Xubuntu 12.04. Problem is that when I go to login with my same old user name, it appears to accept my credentials and initiate the login. But then it appears to crash and I'm returned back to the login window. I used the guest account to login and add a new user, under which I can login okay. So I suspect the problem is that the old user has some kind of invalid parameter in an initialization file that Xubuntu (Hardware)