its been working under windows. Here is the shell: fixme:spoolsv:serv_main (0 (nil)) err:advapi:service_get_status service protocol error - failed to read pipe r = 0 count = 0! fixme:actctx:parse_depend_manifests Could not find dependent assembly L"Microsoft.Windows.Common-Controls" fixme:actctx:parse_depend_manifests Could not find dependent assembly L"Microsoft.Windows.Common-Controls" fixme:mixer:ALSA_MixerInit No master control found on Logitech USB Headset, disabling mixer fixme:win:EnumDisplayDevicesW ((null),0,0x34f83c,0x00000000), stub! I dont get any error massages when i hit the button "Register" in the application.