Please open a support case with Product Support Services for that failure. http://msdn.microsoft.com/en-us/windows/hardware/gg487530.aspx -----Original Message----- From: wdmaudiodev-bounce@xxxxxxxxxxxxx [mailto:wdmaudiodev-bounce@xxxxxxxxxxxxx] On Behalf Of Eugene Muzychenko Sent: Monday, October 24, 2011 11:08 AM To: Matthew van Eerde Subject: [wdmaudiodev] Re: WLK tests behave VERY strange Hello Matthew, > Looks like the test is missing a log line at a point of failure. Sent > Eugene a private KS Topology Test with more logging off-list. Thank you, the private test shows the problem (my driver returned VT_UI4 with GUID_NULL instead of 0). But what about wavetest/1.10 (Standard Streaming\Rendering Pin Tests\Streaming buffer from different threads) that I mentioned? Where is the problem located, in the drivers or in the test? Regards, Eugene ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.com/ ****************** WDMAUDIODEV addresses: Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx Subscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe Unsubscribe: mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe Moderator: mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx URL to WDMAUDIODEV page: http://www.wdmaudiodev.com/