SUMMARY If you attempt to open the Add a Printer dialog on a user account that is not in the group 'lpadmin', it will instantly fail to find printers with the error 'Forbidden'. STEPS TO REPRODUCE 1. Add a user 2. Make sure that user does NOT have lpadmin 3. 'Add a Printer' OBSERVED RESULT A password dialog will show to elevate its privileges for the next steps EXPECTED RESULT Terminal output: libkcups: CUPS-Get-Devices last error: 1025 Forbidden libkcups: Calling cupsDoAuthentication() password_retries: 0 libkcups: Called cupsDoAuthentication(), success: false (nothing prompted for authentication) SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: KDE neon 5.27 (available in About System) KDE Plasma Version: 5.27.0 KDE Frameworks Version: 5.104.0 Qt Version: 5.15.8 ADDITIONAL INFORMATION This bug also affects Kubuntu 22.04 LTS. All other Desktop Environments scan printers without an error without lpadmin, including system-config-printer.
Can you try this with Plasma6?
We believe this is fixed in the recently released Plasma6. Can you retest this and report back?
Dear Bug Submitter, This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging If you have already provided the requested information, please mark the bug as REPORTED so that the KDE team knows that the bug is ready to be confirmed. Thank you for helping us make KDE software even better for everyone!
This bug has been in NEEDSINFO status with no change for at least 30 days. The bug is now closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging Thank you for helping us make KDE software even better for everyone!