unholyskorn@BlackdragonLinux:~$ beryl-manager
unholyskorn@BlackdragonLinux:~$ **************************************************************
* Beryl system compatiblity check *
**************************************************************
Detected xserver : XGL
Checking Display :1.0 ...
Checking for XComposite extension : passed (v0.3)
Checking for XDamage extension : passed
Checking for RandR extension : passed
Checking for XSync extension : passed
beryl-xgl: Support for non power of two textures missing
beryl-xgl: Failed to manage screen: 0
beryl-xgl: No manageable screens found on display :1.0