11:48:00 077	<LAYER 1-1-6-4-1> ERROR:GetDemoDrive-->QueryVolume failed
11:49:31 751	<LAYER 1-1-6-4-1> ERROR:GetDemoDrive-->QueryVolume failed
11:50:30 029	<LAYER 1-1-6-4-1> ERROR:GetDrive-->CM_Get_Child(instance:20568) failed,GetLastError(0)
11:50:31 030	<LAYER 1-1-6-4-1> ERROR:GetDrive-->CM_Get_Child(instance:20568) failed,GetLastError(183)
11:50:32 031	<LAYER 1-1-6-4-1> ERROR:GetDrive-->CM_Get_Child(instance:20568) failed,GetLastError(183)
