I have the same problem. Even with the packages from the repo: freenx and qtnx. In that case, the log doesn't show any helpful message like in the official package's log. The interesting thing is, that with another user, I can login.
>From offocial package's log: success with other login: Aug 25 18:10:15 mercury02 NXNODE-3.4.0-13[22186]: DEBUG: run command: trying to run command '/bin/bash -c 'exec -a - /bin/bash -c '\''/etc/gdm/Xsession gnome-session'\'' (eval) nxnode 3330 fail with my login Aug 25 17:44:31 mercury02 NXNODE-3.4.0-13[21254]: DEBUG: command list: current element command is: '/bin/bash -c 'exec -a - /bin/bash -c '\''/usr/NX/bin/nxclient -dialog ok -caption Error -message '\''\'\'''\''Cannot find the Gnome environment. Please contact your system administrator.'\''\'\'''\'' -class error -display '\''\'\'''\'':1003'\''\'\'' Logger::log nxnode 8726 (dbus-x11 installed) ** Changed in: ubuntu Status: Invalid => New -- cannot conect to Gnome/KDE via nxclient https://bugs.launchpad.net/bugs/133847 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs