09:49:02 176	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
09:49:03 484	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
09:49:04 990	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
09:52:17 935	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
09:52:25 333	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:33:50 636	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:33:53 774	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:38:58 886	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:19:23 681	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
