Created attachment 165425 [details]
classic task manager, dolphin pinned and opened but double icon showing

SUMMARY
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STEPS TO REPRODUCE
1.  install plasma6 RC2
2.  right click on task manager, show alternatives
3.  change only icons task manager to "task manager (classic taskbar icons and text)"
4.  click on any of the pin elements
5. double icon displayed on task manager
6. click again on the same pin element
7. another window opens as if middle click

OBSERVED RESULT
doble icon entry for the same element
click not selecting and showing the corresponding window but instead opens new window

EXPECTED RESULT
should work as kde5

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Plasma6 RC2
(available in About System)
KDE Plasma Version: 5.93.0
KDE Frameworks Version: 5.249.0
Qt Version: 6.7.0

ADDITIONAL INFORMATION
wayland
double monitor