Hello,
If you have intel video then you can try edit /etc/X11/xorg.conf :
Section "Device"
Identifier "devname"
Driver "intel"
...
---->>> Option "DRI" "False"
EndSection
---
with best regards, Yellow Rabbit
GPG: 0x6E2F8DBB at keyserver.linux.it
Linux 3.1.0-gentoo x86_64 GNU/Linux
