We are sorry to hear you are having issues with our free app Tag Pilot. It is designed to work with the latest iOS equipment with A10 processors or better. Older equipment will likely have issues.
Update to Tag Pilot 1.4.3.
Download your terrain data ahead of time to get the video overlay features to show. If you don't have terrain data you won't have the green image footprint. If you don't have the green image footprint nothing is going to work.