gaurav@Tazzmania:~$ beryl-manager
gaurav@Tazzmania:~$ libGL warning: 3D driver claims to not support visual 0x4b
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
trying '/home/gaurav/.xcompmgrrc' as configfile


finished parsing the config file
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device


gaurav@Tazzmania:~$ X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device

gaurav@Tazzmania:~$ X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
Failed to open device
kwin: Fatal IO error: client killed
**************************************************************
* Beryl system compatiblity check                            *
**************************************************************

Detected xserver                                : AIGLX

Checking Display :0 ...

Checking for XComposite extension               : passed (v0.3)
Checking for XDamage extension                  : passed
Checking for RandR extension                    : passed
Checking for XSync extension                    : passed

Checking Screen 0 ...

libGL warning: 3D driver claims to not support visual 0x4b
Checking for GLX_SGIX_fbconfig                  : passed
Checking for GLX_EXT_texture_from_pixmap        : passed
Checking for non power of two texture support   : passed
Checking maximum texture size                   : passed (2048x2048)

beryl: Another composite manager is already running on screen: 0
beryl: No manageable screens found on display :0
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
trying '/home/gaurav/.xcompmgrrc' as configfile


finished parsing the config file
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 157
  Major opcode:  145
  Minor opcode:  3
  Resource id:  0x0
Failed to open device