18:12:49 822	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 823	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 824	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 825	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 826	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 826	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 827	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 828	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:49 828	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:50 032	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:12:50 344	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
