BLZBNTBNA00000006

Updated: 1 month ago
Article ID: 18771

Common Problems

Something went wrong while trying to launch a program. Please try restarting the Blizzard Battle.net 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 Battle.net 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 and operating system to resolve any compatibility issues.
  3. Close all other applications to resolve software conflicts and free up resources.
  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 Delete the Battle.net Tools folder to automatically rebuild outdated or corrupt files.

Tried everything here?

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