You are missing: Listen /var/run/cups/cups.sock
in /etc/cups/cups.d/ports.conf Could you please add that, restart CUPS and try again? Thanks. -- ipp jobs not purged; purging causes 100% cpu usage https://launchpad.net/bugs/43352 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs