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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1454361

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: trusty

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https://bugs.launchpad.net/bugs/1454361

Title:
  WWAN device no longer works in 14.04 or higher

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  I have been using a Novatel USB720 successfully for years on Ubuntu -
  after upgrading to 14.04 (then doing a complete clean install), I
  continue to get this in my dmesg:

  [ 4220.244259] usb 2-2: new full-speed USB device number 12 using xhci_hcd
  [ 4220.374563] usb 2-2: New USB device found, idVendor=1410, idProduct=2110
  [ 4220.374567] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
  [ 4220.374570] usb 2-2: Product: Novatel Wireless CDMA
  [ 4220.374572] usb 2-2: Manufacturer: Novatel Wireless Inc.
  [ 4220.375771] option 2-2:1.0: GSM modem (1-port) converter detected
  [ 4220.375867] usb 2-2: GSM modem (1-port) converter now attached to ttyUSB0
  [ 4220.376222] option 2-2:1.1: GSM modem (1-port) converter detected
  [ 4220.376298] usb 2-2: GSM modem (1-port) converter now attached to ttyUSB1
  [ 4220.531806] usb 2-2: USB disconnect, device number 12
  [ 4220.531938] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
  [ 4220.531949] option 2-2:1.0: device disconnected
  [ 4220.532040] option1 ttyUSB1: usb_wwan_indat_callback: resubmit read urb failed. (-19)
  [ 4220.532042] option1 ttyUSB1: usb_wwan_indat_callback: resubmit read urb failed. (-19)
  [ 4220.532044] option1 ttyUSB1: usb_wwan_indat_callback: resubmit read urb failed. (-19)
  [ 4220.532045] option1 ttyUSB1: usb_wwan_indat_callback: resubmit read urb failed. (-19)
  [ 4220.532110] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
  [ 4220.532118] option 2-2:1.1: device disconnected

  The device is obviously not working properly anymore.

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