Maybe there is no flash in that thing or object try to recall that object.. If there's really a flash so maybe your buildbox broken or your ipad don't allow flash. THIS IS NOT A 100% accurate answer try to ask Trey Smith or Sean Connor
Buildbox is the world's first software that truly allows anyone to create amazing games regardless of technical skill. Due to it's unique user interface, making games becomes a fluid process that doesn't require any scripting, programming or software design experience.