The Heroes Round Table

I recently finished the cultist campaign and watched the scene at the end. But when I go to click off of the final score thing or whatever pops up after a mission complete my game crashes. I have the latest version and i dont have any expansions installed.

Mybae someone can help me out. I finish the game and watch the scene at the end. But when i click close on the screen afetr the game crashes. I have version 1.5.