Here is a video of the bug: https://quietlife.nl/files/glitch.mp4
Watch the bottom part of the screen 'jumping'. On a screen recording (Ctrl + Alt + Shift + R) of the same actions, the effect is *not* shown and everything appears to be normal. -- With kind regards, Kevin Keijzer GNU/Linux systems administrator, LibrePractice https://www.librepractice.org/