Created attachment 147512 [details]
video of the bug

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***


STEPS TO REPRODUCE
1. Open some apps (3 or more)
2. Trigger the "Present Windows" effect
3. Close apps using the Close button on the corner of each window

OBSERVED RESULT
App windows can take 2 clicks to close

EXPECTED RESULT
Closing app windows should only take 1 click

SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 5.24.3
KDE Frameworks Version: 5.92.0
Qt Version: 5.15.3
Kernel Version: 5.16.10-arch1-1 (64-bit)
Graphics Platform: X11
Processors: 4 × Intel® Core™ i5-7200U CPU @ 2.50GHz
Memory: 11.5 GiB of RAM
Graphics Processor: Mesa Intel® HD Graphics 620

ADDITIONAL INFORMATION
Only happens on X11, doesn't seem to happen on Wayland