Please try following the instructions of the section "AppArmor Protection of the printing system" on https://wiki.ubuntu.com/DebuggingPrintingProblems and repeat the commands above. Do you get answers now? Are you able to print now?
Please try following the instructions of the section "AppArmor Protection of the printing system" on https:/ /wiki.ubuntu. com/DebuggingPr intingProblems and repeat the commands above. Do you get answers now? Are you able to print now?