I confirm the error (segfault in dmesg) on kubuntu 18.10. Removing the printer spool (/var/spool/cups/*) temporarily fixes the problem. Removing print-manager solved the problem (with the caveats mentioned above - no notify etc.)
I confirm the error (segfault in dmesg) on kubuntu 18.10. Removing the printer spool (/var/spool/cups/*) temporarily fixes the problem. Removing print-manager solved the problem (with the caveats mentioned above - no notify etc.)