09:24:09 527	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:21:12 046	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:24:33 629	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:32:50 600	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:35:11 045	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:37:05 302	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
18:07:22 044	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
