Please include the following information.
1) Flowblade version (Help->About):
2) MLT version (Help->Runtime Environment):
3) Your distribution and desktop environment(Ubuntu/Unity, Debian/KDE, Mint/Cinnamon etc.):
4) X11 or Wayland:
5) If possible, try to provide step-by-step instructions on how to reproduce the issue. From developer point of view this is the easieast way to understand what is happening.:

