10:52:09 141	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:56:08 044	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
10:57:47 677	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:17:42 453	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:51:10 609	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:54:01 652	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:54:38 050	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
11:55:05 330	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:41:23 656	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:46:46 944	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:50:33 909	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
