Updated: 1 year ago
Article ID: 16814
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Common Problems

We couldn't contact a server to log you in. We might be in maintenance, so check for breaking news or try again later.
Error code: BLZBNTBGS80000021, 3003

Blizzard servers could not be reached or may be offline. 

  1. Check for breaking news on the login screen or follow @BlizzardCS on Twitter for service updates.
  2. If Blizzard services are not in maintenance, troubleshoot your internet connection.

Tried everything here?

If the steps above did not resolve your problem, visit our Technical Support forum or contact us.