15:21:37 400	<LAYER 1-1> ERROR:GetProperty-->SetupDiGetDeviceRegistryProperty failed,GetlastError(0xe000020b)
15:21:37 407	<LAYER 1-1> ERROR:GetDemoDrive-->Get PDOName failed
16:24:56 399	<LAYER 1-2> ERROR:GetProperty-->SetupDiGetDeviceRegistryProperty failed,GetlastError(0xe000020b)
16:24:56 406	<LAYER 1-2> ERROR:GetDemoDrive-->Get PDOName failed
16:56:06 437	<LAYER 1-1> ERROR:GetProperty-->SetupDiGetDeviceRegistryProperty failed,GetlastError(0xe000020b)
16:56:06 443	<LAYER 1-1> ERROR:GetDemoDrive-->Get PDOName failed
16:59:12 660	<LAYER 1-1> ERROR:GetProperty-->SetupDiGetDeviceRegistryProperty failed,GetlastError(0xe000020b)
16:59:12 667	<LAYER 1-1> ERROR:GetDemoDrive-->Get PDOName failed
18:11:19 584	<LAYER 1-1> ERROR:GetDemoDrive-->QueryVolume failed
