Created attachment 130658 [details]
STEPS TO REPRODUCE
1. open Spectacle on Wayland
2. set "Area" to "Full screen"
3. click on "Take a new screenshot" button
See the attached screenshot please.
Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.19.80
KDE Frameworks Version: 5.73.0
Qt Version: 5.14.2
Reproducible on Plasma 5.20 beta too.
Operating System: Arch Linux
KDE Plasma Version: 5.19.90
KDE Frameworks Version: 5.74.0
Qt Version: 5.15.1
*** This bug has been marked as a duplicate of bug 376865 ***
*** This bug has been marked as a duplicate of bug 423435 ***