KERNEL: usb.c: USB disconnect on device 00:1f.2-1 address 2 init: Iteration, free RAM 83800 Kb KERNEL: hub.c: new USB device 00:1f.2-1, assigned address 3 KERNEL: usb.c: USB device 3 (vend/prod 0x11ca/0x207) is not claimed by any active driver. rdpdr[serial]: rdp/RDPDRDeviceSerial.cpp ( 87), IRPMJCreate: -- ERROR -- Failed to open "/dev/usb-tts/0", errno 19.