14:33:41 600	Error:EnumerateHub-->CreateFile failed,err=0x2
14:33:53 124	Error:EnumerateHub-->CreateFile failed,err=0x2
15:25:09 425	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:40:06 985	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:03:18 150	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:03:18 597	Error:EnumerateHub-->CreateFile failed,err=0x2
