We couldn't log you in with what you just entered. Please try again. (BLZ51900003)
Reason: When logging in and entering data, this message will be displayed. This error is mostly due to incorrect data: account name (e-mail) or password.
1. First, make sure that you have registered an account on our site. If not, register an account.
2. Try to log into personal cabinet, using the data that you enter in the game, if the authorization in personal cabinet is successful, then check up to each character data that you enter in the game and personal cabinet. If the authorization in the personal cabinet does not pass, you should restore the password through e-mail.
3.Check the client, make sure you downloaded Legion on ArgusWow and that you run it to play the game.
4. If authorization is not performed, then make sure that you start the game with our Launcher. You should also perform a cleanup and check for the integrity of the game's client in the Launcher.