Created attachment 159760 [details] screenshot1 STEPS TO REPRODUCE 1. make sure Blur effect is enabled in Desktop Effects KCM 2. make sure configuring non-opaque menu in the settings of Breeze widget style, "Transparency" tab 3. open Dolphin 4. open any menu from the menu bar, or right-click on a folder/file OBSERVED RESULT semi-transpareny menus seen in the attached screenshots EXPECTED RESULT the menu are not semi-transparent SOFTWARE/OS VERSIONS Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.27.80 KDE Frameworks Version: 5.240.0 Qt Version: 6.5.1 Graphics Platform: Wayland ADDITIONAL INFORMATION Can also reproduce with menus and context menus of Kate and Konsole
Created attachment 159761 [details] screenshot2
Hmm, when I open my Qt5 Dolphin on Plasma 6 Wayland, it works for me. Can you test with an app that builds with Qt6, like KHelpCenter, and see if the issue still happens?
Cannot reproduce with KHelpCenter.
there is now a kwayland-integration5 package. does this solve the problem?
Fixed, thanks.