You have been disconnected. (BLZ51901017)
Standalone patches are downloaded outside of the game launcher or the Blizzard Battle.net desktop app.
Information on error BLZBNTAGT00000907
How to resolve error BLZBNTBNA000000C8
If you do not have a decryption key, check the installation instructions for a point of contact.
How to resolve this issue when installing or updating a game
Your login session has expired. Please log in again.
We couldn't process your purchase because of your Parental Controls settings.
Your installation could not be started. Please try again.
The login servers received invalid information