You shouldn’t have to try them all just work your way down the list until everything’s working again. Here are the solutions to fix Assassin’s Creed Odyssey crashing issue. How to fix Assassin’s Creed Odyssey crashing You can fix Assassin’s Creed Odyssey crashing issues. Sometimes the game crashes on startup, or sometimes it crashes randomly without an error. Many people have reported that Assassin’s Creed Odyssey keeps crashing on their PCs.