Precisely what are you seeing?
Tested several exports here - AVI and mp4 at 1080 and 720 respectively - and they came off without a hitch, but for a jitter in the organist video - which is from the source.
Try this version. For licensed users upgrades are free for up to six months from purchase date. After that, VP will continue to fully function but a fee will be required in order to register the newest. Retain your old install file and registration info.