Follow these steps to resolve lockups or crashes in StarCraft II.
Some overlay programs can cause Blizzard games to crash.
Information regarding crashes accompanied by a Blue Screen
Troubleshooting for game crashes with error "The application encountered an unexpected error"
Mac SC2 clients crash to desktop after each game.
Black Screen when starting StarCraft II.
Troubleshooting steps for IGR owners who have partnership with Blizzard on commonly encountered issues.
If you experience crashes, blue or black screens, performance issues, or your computer locks up while playing, follow the steps below to resolve these issues.
How to reset in-game options
Troubleshooting steps for this StarCraft II error.