11:53:07 387	<LAYER 2-1-2> ERROR:GetDemoDrive-->QueryVolume failed
13:35:48 549	<LAYER 2-1-2> ERROR:GetProperty-->SetupDiGetDeviceRegistryProperty failed,GetlastError(0xe000020b)
13:35:48 549	<LAYER 2-1-2> ERROR:GetDemoDrive-->Get PDOName failed
13:36:34 346	<LAYER 2-1-2> ERROR:GetDemoDrive-->QueryVolume failed
13:37:05 023	<LAYER 2-1-2> ERROR:GetDemoDrive-->QueryVolume failed
13:37:37 799	<LAYER 2-1-2> ERROR:GetDrive-->CM_Get_Child(instance:6244) failed,err=0xd
13:38:18 297	<LAYER 2-1-2> ERROR:GetDemoDrive-->QueryVolume failed
13:39:33 639	<LAYER 2-1-2> ERROR:GetDrive-->CM_Get_Child(instance:6244) failed,err=0xd
