Created attachment 103862 [details] Backtrace I use animated text clip. After I put them on time line, it works fine, but after some time, when I clicked on it - Kdenlive crashed. Similary if I drag video clip and resize it - application crashed. Backtrace related. Reproducible: Always Steps to Reproduce: 1. Create a title clip and enter some text 2. Go to the Animation tab and edit the start and end position. 3. Add the title clip to timeline and play, or add some video clips and then play the title clip.
What is your MLT version? I cannot reproduce MLT version 6.4.1 and Kdenlive 17.03.70.
MLT version 6.0.0
(In reply to Aleksey Samoilov from comment #2) > MLT version 6.0.0 That could be the reason, try to update the MLT version to > 6.4 and test.
(In reply to farid from comment #3) > (In reply to Aleksey Samoilov from comment #2) > > MLT version 6.0.0 > > That could be the reason, try to update the MLT version to > 6.4 and test. It seems that yes. With MLT 6.5.0git the problem does not occur