Can't log into Blizzard website or get online when logging with the Blizzard Battle.net desktop app.
The login servers received invalid information
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During periods of high login traffic, we may put you in a login queue.
How to obtain error logs for Blizzard games
How to log in to the Gear Store.
Information on retrieving a locked account.
Troubleshooting steps if you can't claim a gift
Use the steps below to troubleshoot installation issues for Blizzard games.
Troubleshooting errors when trying to sign in to our forums