09:33:04 576	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
09:38:12 504	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:35:35 219	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:36:08 050	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:38:02 936	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
13:59:14 286	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:08:22 633	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:08:29 726	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
