I added qcap.dll, regsrv it and ovverride in native. Now the consolle message are only: .@dknight-ubuntu:~/.wine/drive_c/Programmi/ManyCam 2.3$ wine ManyCam.exe fixme:mixer:ALSA_MixerInit No master control found on Trust WB-6250X Webcam, disabling mixer fixme:setupapi:SetupDiGetINFClassW L"C:\\Programmi\\ManyCam 2.3\\ManyCam.inf" 0x33f708 0x33f734 32 (nil) fixme:mixer:ALSA_MixerInit No master control found on Trust WB-6250X Webcam, disabling mixer fixme:quartz:FilterGraphInner_QueryInterface unknown interface {00000003-0000-0000-c000-000000000046} .@dknight-ubuntu:~/.wine/drive_c/Programmi/ManyCam 2.3$ if i ovverride in native quartz, there where a panic of error.o.o