SUMMARY After changing the display scaling settings or the resolution desktop icons will not work after next boot on KDE neon on a Thinkpad T450 STEPS TO REPRODUCE 1. change display resolution or display scaling 2. reboot machine 3. login OBSERVED RESULT cannot click on desktop icons EXPECTED RESULT double clicking icon should launch shortcut SOFTWARE/OS VERSIONS Linux/KDE Plasma: kubuntu 18.04 (available in About System) KDE Plasma Version: 5.12.9 KDE Frameworks Version: 5.44 Qt Version: 5.9.5 ADDITIONAL INFORMATION
This was fixed in a later version. Plasma 5.18 is very old at this point.
(What Nate meant is: Plasma 5.12 is old, current is 5.18)
I did indeed, thanks. This is why you shouldn't triage bugs late at night...