usb sound card ubuntu studio trouble

lexaaladdin@n5110:~$ lspci | grep Audio
00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)
lexaaladdin@n5110:~$




lexaaladdin@n5110:~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: 92HD87B1/3 Analog [92HD87B1/3 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 2: GuitarPort [GuitarPort], device 0: GuitarPort [GuitarPort]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
lexaaladdin@n5110:~$


dmesg errors:
[   17.995135] snd_usb_toneport 3-1:1.0: receive length failed (error -11)
[   17.995991] snd_usb_toneport 3-1:1.0: read request failed (error -32)
[   17.996046] snd_usb_toneport 3-1:1.0: write request failed (error -11)
[   17.999249] snd_usb_toneport 3-1:1.0: Line 6 GuitarPort now attached
[   17.999281] usbcore: registered new interface driver snd_usb_toneport