@Joe_Smoe
The save plug-in have a tendency to do that when the author update their demo. It’s not much important though since this one is on queue for publication and the final product don’t have a save plug-in anyway. It could be a bit of a hassle for the author to check out the save issue for this title.
If you have problems with other WIPs, it is best to ask over their respective thread or ask over this thread: