Crash when undoing after cut
- Add clip to timeline.
- Moe it around in no particular way.
- Make two cuts in the middle region of the clip and delete the middle part.
- Right click in the empty region and select "Remove Space".
- Move the two remaining clips to the left or right.
- Undo various times
- Crash gives:
ASSERT: "m_upLink.count(id) > 0" in file /home/farid/kdenlive/src/timeline2/model/groupsmodel.cpp, line 363