17:48:06 414	Error:EnumerateHub-->CreateFile failed,err=0x2
17:48:07 426	Error:EnumerateHub-->CreateFile failed,err=0x2
17:48:08 529	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:50:33 196	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
