Hello, I'm working with Proxmox... dmesg: [ 202.138960] usb 1-1.2: clear tt 1 (0050) error -71 [ 202.146341] usb 1-1.2-port4: cannot reset (err = -71) [ 202.150578] usb 1-1.2-port4: cannot reset (err = -71) [ 202.154828] usb 1-1.2-port4: cannot reset (err = -71) [ 202.159100] usb 1-1.2-port4: cannot reset (err = -71) [ 202.163328] usb 1-1.2-port4: cannot reset (err = -71) [ 202.163361] usb 1-1.2-port4: Cannot enable. Maybe the USB cable is bad? [ 202.167578] usb 1-1.2-port4: cannot disable (err = -71) [ 202.171828] usb 1-1.2-port4: cannot reset (err = -71) [ 202.176077] usb 1-1.2-port4: cannot reset (err = -71) [ 202.180326] usb 1-1.2-port4: cannot reset (err = -71) [ 202.184578] usb 1-1.2-port4: cannot reset (err = -71) [ 202.188828] usb 1-1.2-port4: cannot reset (err = -71) [ 202.188860] usb 1-1.2-port4: Cannot enable. Maybe the USB cable is bad? [ 202.193087] usb 1-1.2-port4: cannot disable (err = -71) [ 202.197329] usb 1-1.2-port4: cannot reset (err = -71) [ 202.201587] usb 1-1.2-port4: cannot reset (err = -71) [ 202.205830] usb 1-1.2-port4: cannot reset (err = -71) [ 202.209077] usb 1-1.2: USB disconnect, device number 3 [ 202.209080] usb 1-1.2.3: USB disconnect, device number 8 [ 202.210079] usb 1-1.2-port4: cannot reset (err = -71) [ 202.254480] usb 1-1.2.4: USB disconnect, device number 5 [ 202.370465] input: Chicony HP Elite USB Keyboard as /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2.4/1-1.2.4:1.0/input/input13 [ 202.406336] input: failed to attach handler kbd to device input13, error: -5 [ 202.422338] sysrq: Failed to open input device, error -5 [ 202.442336] input: failed to attach handler sysrq to device input13, error: -5 [ 202.482335] input: failed to attach handler leds to device input13, error: -5 Regards, -- Cristian Aravena Romero (caravena) -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html