Created attachment 118053 [details] screenshot STEPS TO REPRODUCE 1. set breeze dark as your look and feel theme in system settings > desktop theme > look and feel 2. open konsole, run 'gdb dolphin' > 'run' 3. open ksysguard, search for 'dolphin' OBSERVED RESULT As we can see in my screenshot, text of "Username" column is unreadable (white text on yellow background). EXPECTED RESULT readable text SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.15.0 KDE Frameworks Version: 5.55.0 Qt Version: 5.12.1
ksysguard is no longer maintained, in Plasma 6 there is the Plasma system monitor for this task. If your issue still happens with the Plasma 6 replacement, please re-open and we can move this bug to the new product, thanks!