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[Bug 1382042] Re: network usb printer always "in use" on kubuntu 14.10

 

I'm quite sure this is due to the 'unix' apparmor denials.

You should be able to workaround this by adding the following to /etc/apaprmor.d/local/usr.sbin.cupsd:
  unix peer=/usr/sbin/cupsd//third_party,

** Changed in: cups (Ubuntu)
   Importance: Undecided => High

** Changed in: cups (Ubuntu)
       Status: New => In Progress

** Changed in: cups (Ubuntu)
     Assignee: (unassigned) => Jamie Strandboge (jdstrand)

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https://bugs.launchpad.net/bugs/1382042

Title:
  network usb printer always "in use" on kubuntu 14.10

Status in “cups” package in Ubuntu:
  In Progress

Bug description:
   a network printer connected to a router via usb. The printer seems to
  be recognized, but is always "in use" when trying to print.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: cups 1.7.5-3ubuntu1
  ProcVersionSignature: Ubuntu 3.16.0-22.29-generic 3.16.4
  Uname: Linux 3.16.0-22-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.7-0ubuntu7
  Architecture: amd64
  CurrentDesktop: KDE
  Date: Thu Oct 16 08:47:45 2014
  InstallationDate: Installed on 2014-08-29 (48 days ago)
  InstallationMedia: Kubuntu 14.10 "Utopic Unicorn" - Alpha amd64 (20140826.1)
  Lpstat: device for HPEnvy4500: ipp://192.168.0.1:631/LP1
  Lsusb:
   Bus 001 Device 003: ID 058f:6377 Alcor Micro Corp. Multimedia Card Reader
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 002: ID 045e:0745 Microsoft Corp. Nano Transceiver v1.0 for Bluetooth
   Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: HP-Pavilion KJ300AA-A2L a6418f
  Papersize: letter
  PpdFiles: Error: command ['fgrep', '-H', '*NickName', '/etc/cups/ppd/HPEnvy4500.ppd'] failed with exit code 2: grep: /etc/cups/ppd/HPEnvy4500.ppd: Permission denied
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-22-generic root=UUID=4b5d1c91-ba08-43ff-9634-8626f3d79daf ro quiet splash
  SourcePackage: cups
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 03/25/2008
  dmi.bios.vendor: Phoenix Technologies, LTD
  dmi.bios.version: 5.14
  dmi.board.name: Nettle3
  dmi.board.vendor: ECS
  dmi.board.version: 2.1
  dmi.chassis.type: 3
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr5.14:bd03/25/2008:svnHP-Pavilion:pnKJ300AA-A2La6418f:pvr:rvnECS:rnNettle3:rvr2.1:cvnHewlett-Packard:ct3:cvr:
  dmi.product.name: KJ300AA-A2L a6418f
  dmi.sys.vendor: HP-Pavilion

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References