16:52:39 634	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:48:13 500	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 501	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 512	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 513	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 815	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 816	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 817	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:13 817	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
18:48:12 702	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x1f
