Common Problems
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Error Code: BLZBNTBGS80000035 (9001)
Error Code: BLZBNTBGS80000035 (9001)
This error occurs when the connection to Facebook authentication servers is lost and your information wasn't able to be sent or received. Before you contact us for assistance, try the following troubleshooting steps.
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Reset your network devices to make sure your router hasn't become flooded with data.
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Close all other applications to resolve software conflicts and free up resources.
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Restart the Battle.net desktop app to clear any stalled Agent processes.
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Configure your security software's exception list to allow Blizzard applications to run.
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