Hello,

Your gdm sessions should be in /etc/gdm/Sessions sometimes I've had problems with gdm not using a link ie. KDE is usually a link in /etc/gdm/Sessions to /etc/kde3/debian/KDE-gdm-session so I've copied the KDE-gdm-session file over to the gdm/Sessions directory and renamed it KDE. Then you may have to reconfigure gdm to use the new KDE session. On my system since the upgrade, I think "debian" is my gdm KDE session.

HTH

rock