Troubleshooting steps when you can log into your account management page but not the Battle.net App
Log in with Blizzard allows third-party sites and apps to extend the Blizzard experience and leverage Blizzard Services.
What to do if you cannot log in after you changed your password
Application error: a client-side exception has occurred
Information about securing an account that is getting verification requests that they did not initiate
This error message appears while logging in to the game with the message that the player was disconnected from the server.
Information about consolidating Battle.net accounts, and how to play on multiple Battle.net accounts at the same time.
Troubleshooting errors when trying to sign in to our forums
This message is displayed when no Overwatch license is on an account. Ensure you are logging into the correct Battle.net account.