i installed bumblebee to be able to use the nvidia geforce 310m via optimus. https://github.com/MrMEEE/bumblebee When I try to run wow thus: optirun /usr/bin/wine Launcher.exe -opengl I get this message: [mb@h45n1-t-a11 World of Warcraft]$ optirun /usr/bin/wine Launcher.exe fixme:process:GetLogicalProcessorInformation (0x32e504,0x32eb04): stub X Error of failed request: BadPixmap (invalid Pixmap parameter) Major opcode of failed request: 54 (X_FreePixmap) Resource id in failed request: 0x4e000eb Serial number of failed request: 1026 Current serial number in output stream: 1041 Does someone know what to do?