Troubleshooting steps for game crashes

Troubleshooting for game crashes with error "The application encountered an unexpected error"

Some overlay programs can cause Battle.net games to crash.

What to do if your third-party software is causing game crashes.

Troubleshooting steps for crash problems

Information regarding crashes accompanied by a Blue Screen

How to obtain error logs for Blizzard games

Information on error BLZBNTBNA0000012D

Information on error BLZBNTBNA0000012E

Information on error BLZBNTBNA0000012C