H Tower
Prince
This isn't exactly an upload issue so much as it is an issue with one of the scenarios that has been uploaded. Nemo's Civil War scenario doesn't have future tech connected to the research tree, causing the game to crash when the last tech has been researched.
http://sleague.civfanatics.com/index.php/The_American_Civil_War
http://sleague.civfanatics.com/index.php/The_American_Civil_War