What version of Videopad is being used?
Share the project and someone will check it out. Issues are normally solved quickly. Sharing is easy, takes but a minute and can be private. We don't need the export, just the PORTABLE project.
Here's how... http://nch.invisionzone.com/topic/23659-tips-for-getting-help-on-this-forum/
If it contains sensitive material link it in a personal message (PM). Click the envelope above. It won't be passed on or retained. Use FILE|SAVE PORTABLE PROJECT AS, not simply SAVE PROJECT, and don't forget to get a shareable link to post.