Try the things mentioned in this post: http://premierepro.wikia.com/wiki/FAQ:Why_does_exporting_stop_before_c ompletion%3F
Look especially for any gaps in your sequence.
Try the things mentioned in this post: http://premierepro.wikia.com/wiki/FAQ:Why_does_exporting_stop_before_c ompletion%3F
Look especially for any gaps in your sequence.