2014-01-19, 01:31 PM
Did you try checking your logs to check for any strange errors? /var/log/messages
Try using grep on the logs---> cat /var/log/messages | grep gnome-session
I did find this, it's about version 19 but the problem sounds very similar.
<a data-ipb="nomediaparse" href="https://bbs.archlinux.org/viewtopic.php?id=171257">https://bbs.archlinux.org/viewtopic.php?id=171257</a> --> <a data-ipb="nomediaparse" href="https://bugzilla.redhat.com/show_bug.cgi?id=972600#c13">https://bugzilla.redhat.com/show_bug.cgi?id=972600#c13</a>