17:39:29 467	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:17:14 153	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:17:14 155	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:17:14 157	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:17:14 159	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:17:14 901	Error:EnumerateHub-->CreateFile failed,err=0x2
19:25:07 877	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:07 895	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:07 895	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:07 896	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:13 536	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:13 536	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:13 537	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:13 537	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
19:25:14 345	Error:EnumerateHub-->CreateFile failed,err=0x2
19:25:15 348	Error:EnumerateHub-->DeviceIoControl failed,err=0x48f
