SUMMARY there are two actions (New Tab, New Tab) that want to use the same shortcut (Ctrl+T). This is most probably a bug. STEPS TO REPRODUCE 1. Start dolphin 2. Message appears before dolphin starts OBSERVED RESULT Just the message EXPECTED RESULT Starting without message SOFTWARE/OS VERSIONS Linux/KDE Plasma: 10 (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION Dolphin 18.08.0
That's long fixed, please use recent versions when reporting issues.