09:01:30 806	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:23:01 739	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:11:21 723	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:43:42 519	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:03:12 747	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:17:48 942	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:00:18 170	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:56:37 554	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:56:53 488	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
20:21:12 589	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
