Also tell us about your project. What is going on about that time? There is a possibility of a bad or corrupted video file that the program can't handle. If you can guess at which file it is, you can try to produce it to see if it will work.
What video format are you trying to produce? other specifics?
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BoilerPlate: To posters who ask for help -- it is nice to thank the volunteers who try to answer your questions !
Anything I post unless stated with a reference is my personal opinion.