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[Bug 1020048] Re: after certain time printing to cups stops working

 

Closing libreoffice (Ubuntu) task as the problem and fix was identified
in cups (Ubuntu), as previously addressed in
https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/1020048/comments/45
.

** Description changed:

  == Problem ==
  In our institution we are running only printers through a cups server. while freshly opened document prints well, after some time (few minutes) clicking "print file directly" and menu item "print" do not work any more. after close and open again, thing prints correctly. i have checked what exactly is going on in such cases and logs on the cups server don't show any submissions and/or errors so that the thing is obviously stopped at the level of libreoffice.
- DistroRelease: Ubuntu 12.04
  
  == Analysis ==
- LibreOffice loses it's TCP connection to CUPS after exactly 5 minutes of inactivity and does not manage to reconnect.
- To reproduce: print something (to a real printer or cups-pdf), wait 6 minutes not printing anything, and print again. Then, nothing is printed.
- 
- You can watch the TCP connection using
+ LibreOffice loses it's TCP connection to CUPS after exactly 5 minutes of inactivity and does not manage to reconnect. To reproduce: print something (to a real printer or cups-pdf), wait 6 minutes not printing anything, and print again. Then, nothing is printed. You can watch the TCP connection using
  netstat -tpn | grep soffice
  While it's working, it looks like this:
  tcp        0      0 127.0.0.1:48810         127.0.0.1:631           ESTABLISHED 13976/soffice.bin
  After 5 minutes, that connection is gone permanently.
  
- == Workaround ==
- Add the line
+ WORKAROUND: To set the timeout to 24 hours add this line to the top of /etc/cups/cupsd.conf :
  Timeout 62400
- to the top of /etc/cups/cupsd.conf . This sets the timeout to 24 hours and fixes the issue (verified on Ubuntu 12.04).
+ 
+ ProblemType: Bug
+ DistroRelease: Ubuntu 12.04
+ Package: libreoffice 1:3.5.3-0ubuntu1
+ ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19
+ Uname: Linux 3.2.0-26-generic x86_64
+ NonfreeKernelModules: nvidia
+ ApportVersion: 2.0.1-0ubuntu8
+ Architecture: amd64
+ Date: Mon Jul  2 12:29:31 2012
+ InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" Release amd64 (20120425)
+ ProcEnviron:
+  TERM=xterm
+  PATH=(custom, user)
+  LANG=en_US.UTF-8
+  SHELL=/bin/bash
+  LC_PAPER=en_GB.UTF-8
+ SourcePackage: libreoffice
+ UpgradeStatus: No upgrade log present (probably fresh install)

** Changed in: libreoffice (Ubuntu)
       Status: Confirmed => Invalid

** Changed in: df-libreoffice
   Importance: Medium => Undecided

** Changed in: df-libreoffice
 Remote watch: freedesktop.org Bugzilla #56344 => None

** Changed in: df-libreoffice
       Status: New => Invalid

-- 
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which is subscribed to the bug report.
https://bugs.launchpad.net/bugs/1020048

Title:
  after certain time printing to cups stops working

Status in LibreOffice Productivity Suite:
  Invalid
Status in “cups” package in Ubuntu:
  Fix Released
Status in “libreoffice” package in Ubuntu:
  Invalid

Bug description:
  == Problem ==
  In our institution we are running only printers through a cups server. while freshly opened document prints well, after some time (few minutes) clicking "print file directly" and menu item "print" do not work any more. after close and open again, thing prints correctly. i have checked what exactly is going on in such cases and logs on the cups server don't show any submissions and/or errors so that the thing is obviously stopped at the level of libreoffice.

  == Analysis ==
  LibreOffice loses it's TCP connection to CUPS after exactly 5 minutes of inactivity and does not manage to reconnect. To reproduce: print something (to a real printer or cups-pdf), wait 6 minutes not printing anything, and print again. Then, nothing is printed. You can watch the TCP connection using
  netstat -tpn | grep soffice
  While it's working, it looks like this:
  tcp        0      0 127.0.0.1:48810         127.0.0.1:631           ESTABLISHED 13976/soffice.bin
  After 5 minutes, that connection is gone permanently.

  WORKAROUND: To set the timeout to 24 hours add this line to the top of /etc/cups/cupsd.conf :
  Timeout 62400

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: libreoffice 1:3.5.3-0ubuntu1
  ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19
  Uname: Linux 3.2.0-26-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.0.1-0ubuntu8
  Architecture: amd64
  Date: Mon Jul  2 12:29:31 2012
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" Release amd64 (20120425)
  ProcEnviron:
   TERM=xterm
   PATH=(custom, user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
   LC_PAPER=en_GB.UTF-8
  SourcePackage: libreoffice
  UpgradeStatus: No upgrade log present (probably fresh install)

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