This seems to be exactly the bug fixed in debian : https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=764472 and https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=764253 It confirms it's a system-config-printer bug, not cups
Any chance of seeing a backport in ubuntu ? ** Bug watch added: Debian Bug tracker #764472 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=764472 ** Bug watch added: Debian Bug tracker #764253 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=764253 ** No longer affects: cups (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1392725 Title: cups (or lubuntu printer assistant) fills /tmp with a huge number of files To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/system-config-printer/+bug/1392725/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs