Black Screen when starting StarCraft II.
Follow these steps to resolve lockups or crashes in StarCraft II.
Information regarding crashes accompanied by a Blue Screen
Troubleshooting for when an in-game shop screen is all black or blue
Troubleshooting steps for crash problems
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.
Blizzard games run best on default settings and may not support all aspect ratios
Troubleshooting for Battle.net desktop app crashes.
Information and troubleshooting on error BLZBNTBNA00000005
Some overlay programs can cause Blizzard games to crash.