Plasma/5.12 Errata

Known issues in the Plasma 5.12 release.

Wayland

Integration features in Plasma still missing or incomplete (e.g. Pager applet)
No Drag and Drop from X11 to Wayland windows and vice versa
No support for primary selection (middle-click to paste) Qt Bug 66008
No support for tablet devices (e.g. wacom tablets)
No clipboard history (e.g. klipper and clipboard plasmoid)
XWayland older than 1.19 lacks features or has bugs, we recommend XWayland 1.19
No focus stealing prevention for Wayland windows
Only partial window rules support for Wayland windows
QtWayland: No support for animated mouse cursors Qt Bug 48181
QtWayland: Dropdown windows closes on key presses Qt Bug 55403
QtWayland: Missing compose key support Qt Bug 54792
QtWayland: Key repeat settings ignored Qt Bug 55615
QtWayland: Sub-menus may be placed incorrectly Qt Bug 50458
GTK: windows don't have a minimize and maximize button
GTK: windows are incorrectly placed
Large Icons Task Switcher UI displayed in the top-left corner of the screen instead of the center KDE Bug 386304
System hangs when logging out KDE Bug 372789