Updated: 2 months ago
Article ID: 2667
This error is caused by a problem downloading or writing new update data. Try the following steps to resolve this error.
Configure your security software's exception list to allow Blizzard applications to run.
If you're using a wireless connection, optimize your internet connection to rule out a connection issue.
Run the repair tool to repair any damaged game files.
Disable any proxies that may interfere with the login module.
Try creating a new administrator account to resolve permissions issues.
If you're using a VPN, try removing it.
Run a security scan to remove any viruses or malware infections.
Uninstalling and reinstalling the Battle.net App may resolve rare launcher issues.
If the problem persists, uninstall and reinstall the game.
Tried everything here?
If the steps above did not resolve your problem, visit our Technical Support forum or contact us.
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