If you are having issues where the game gets stuck at 100% loading, please follow these troubleshooting steps:
1) If you are on the browser, clear your browser cache and completely restart your browser (all tabs).
2) Log off and log back in again
3) If that doesn't work, try to use a program called CCleaner
NOTE: This is a program not developed by Deca Games. So we cannot gaurantee any results or support any issues caused by that product. But many players have reported that this program has helped resolve this kind of issue.