09:02:05 221	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:19:21 444	Error:EnumerateHub-->CreateFile failed,err=0x2
16:19:23 491	Error:EnumerateHub-->CreateFile failed,err=0x2
17:17:10 202	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
