Xorg GUI might fail to start with Oracle Solaris 11 11/11 (15755307, formerly CR
This issue is fixed in Support Repository Update (SRU) 5 for Oracle Solaris 11
11/11. If you have installed SRU 5, you will not experience this problem.
Systems containing SR-IOV capable devices in certain configurations might encounter
problems with the X11 Xorg graphical user interface (GUI) not starting on startup. This
issue was fixed in Solaris 11 SRU 5.4.