11:43:43 151	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
14:22:32 589	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
14:30:19 152	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
14:51:43 008	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:04:52 476	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
15:36:00 612	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:37:43 716	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
16:53:48 102	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
17:56:54 126	Error:EnumerateHubPorts-->DeviceIoControl failed,err=0x48f
