DebuggingPrintingProblems

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1. Make sure that the printer is connected to your system and powered on.
2. Unplug the printer from your computer, open a terminal/console and enter this command:

$ tail -n0 -f /var/log/messages | tee ~/messages.log		  * Make sure that the printer is connected to your system and powered on.
 * Unplug the printer cable from your computer, open a terminal/console and enter this command: [[BR]] {{{$ tail -f /var/log/messages | tee ~/messages.log}}}
 * Find out if your printer gets detected by CUPS: [[BR]] {{{$ lpinfo -v | tee lpinfo.txt}}}
----
 * Provide the output from the printingbuginfo script for some useful information related to printing about your system like the version of Ubuntu you use, configured printers and the versions of important printing packages installed. The printingbuginfo script can be found here: https://wiki.ubuntu.com/PrintingBugInfoScript.
== CUPS error_log ==
 * Edit the file /etc/cups/cupsd.conf, find the section "loglevel" and change "info" to "debug", save the file
 * Restart CUPS: [[BR]] $ sudo /etc/init.d/cupsys restart
 * Try to print something.
 * Attach /var/log/cups/error_log to the bug report.
  • Make sure that the printer is connected to your system and powered on.

  • Unplug the printer cable from your computer, open a terminal/console and enter this command: BR $ tail -f /var/log/messages | tee ~/messages.log

  • Find out if your printer gets detected by CUPS: BR $ lpinfo -v | tee lpinfo.txt

  • Provide the output from the printingbuginfo script for some useful information related to printing about your system like the version of Ubuntu you use, configured printers and the versions of important printing packages installed. The printingbuginfo script can be found here: https://wiki.ubuntu.com/PrintingBugInfoScript.

CUPS error_log

  • Edit the file /etc/cups/cupsd.conf, find the section "loglevel" and change "info" to "debug", save the file

  • Restart CUPS: BR $ sudo /etc/init.d/cupsys restart

  • Try to print something.
  • Attach /var/log/cups/error_log to the bug report.

DebuggingPrintingProblems (last edited 2018-07-03 19:37:28 by vorlon)