Updated: 2 weeks ago
Article ID: 18771
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Common Problems

Something went wrong while trying to launch a program. Please try restarting the Blizzard desktop app. If that doesn't work, try restarting your computer.
Error Code: BLZBNTBNA00000006

Critical Blizzard Update Agent files are missing from your computer and the Blizzard desktop app can't download new copies. Follow the steps below to resolve the problem.

  1. Restart your computer to resolve problems caused by programs and services running in the background.
  2. Update your drivers to resolve any compatibility issues.
  3. Try closing background applications to resolve any software conflicts.
  4. Run a security scan to remove any viruses or malware infections.
  5. Disable or temporarily uninstall any security programs, which may mistakenly identify the login module as a security threat.
Advanced Troubleshooting
  1. Delete the Tools folder to automatically rebuild outdated or corrupt files.
  2. Uninstalling and reinstalling the Blizzard App may resolve rare launcher issues.

Tried everything here?

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