How to obtain error logs for Blizzard games

Information on BLZBNTAGT000002C1 error message.

Information on error BLZ51901023

Monitor displays "Out of range" error when launching a game.

Troubleshooting steps for the BLZBNTAGT000009D1 error.

Information about why you might get the message "An error has occurred." when you try to add a payment method

Information on error BLZBNTBNA00000A8D.

Information on error BLZ51901001

Information about password restrictions and requirements for Battle.net accounts

What to do if you receive this error in the Blizzard Shop.