Created attachment 145603 [details] reproduction of the bug SUMMARY Can not attach kdenlive windows to main window while using plasma wayland session. STEPS TO REPRODUCE 1. Unattach window 2. Try to attach it back OBSERVED RESULT Kdenline windows has default titlebar. And its not possible to attach windows back to main window. EXPECTED RESULT SOFTWARE/OS VERSIONS Operating System: Manjaro Linux KDE Plasma Version: 5.23.4 KDE Frameworks Version: 5.89.0 Qt Version: 5.15.2 Kernel Version: 5.15.12-1-MANJARO (64-bit) Graphics Platform: Wayland Processors: 4 × Intel® Core™ i3-3120M CPU @ 2.50GHz Memory: 7.6 GiB of RAM Graphics Processor: Mesa DRI Intel® HD Graphics 4000 ADDITIONAL INFORMATION see attachment
This is a Qt bug that was solved a few days ago in Qt 6: https://bugreports.qt.io/browse/QTBUG-87332 It might hopefully by backported to Qt5 in the next weeks.