Version: kubuntu 9.04 (using KDE 4.2.2) OS: Linux Installed from: Ubuntu Packages If you have a printer installed, you can go to it's configuration and press the "Print Test Page" button. The caption on that button changes to "Cancel Tests", but does not change back until the systemssettings app is restarted. System Settings > Advanced tab > Printer Configuration > [choose a printer] > press "Print Test Page"
*** This bug has been marked as a duplicate of bug 190898 ***