Incorrect rendering of window corners in Manjaro KDE. How to fix?

Question

linux

Incorrect rendering of window corners in Manjaro KDE. In themes with rounded window corners, gray sharp corners of the default rendering are visible (see screenshot). Can this be fixed? https://vk.com/photo136787554_457247233

Answer 1

This is a bug.
Described here, the pictures are the same as yours.
You can read:
https://bugs.kde.org/show_bug.cgi?id=395725