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

What to do if Diablo II: Resurrected crashes while playing on console

It is not possible to revive a hardcore hero once dead.

What to do if you are seeing an error after starting the game

Information on what to do if you receive an error message saying you are online with your own key in Diablo 2.

Troubleshooting for Diablo II: Resurrected crashing and freezing issues

Troubleshooting for Battle.net desktop application crashes.

Information regarding crashes accompanied by a Blue Screen

What to do if you receive this error when launching the game

Information and troubleshooting on error BLZBNTBNA00000005