X Error: BadDevice, invalid or uninitialized input device 166
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
X Error: BadDevice, invalid or uninitialized input device 166
  Major opcode:  144
  Minor opcode:  3
  Resource id:  0x0
Failed to open device
kdesu (kdelibs): ERROR: [/build/buildd/kdelibs-3.5.2/./kdesu/su.cpp:147] Conversation with su failed