On 31.08.2016 20:17, Bruno Jesus wrote: > - FIXME("(%d %p %p) Stub!\n", dwUserIndex, pDSoundRenderGuid, pDSoundCaptureGuid); > + FIXME("(index %u, render guid %p, capture guid %p) Stub!\n", index, render_guid, capture_guid); debugstr_guid() would be more appropriate for tracing GUIDs.