Common Problems
- The Battle.net desktop app crashed with an unexpected error and needs to close
- Error: "The application encountered an unexpected error."
If you experience a crash with a blue screen error message, follow the steps in our Blue Screen Crashes article. If your computer locks up while running the Battle.net App, follow the steps in our Computer Restarts of Shuts Down article. Otherwise, follow the steps below to resolve the issue.
Windows®
- Update your drivers to resolve any compatibility issues.
- Configure your security software's exception list to allow Blizzard applications to run.
- Try creating a new administrator account to resolve permissions issues.
- Uninstalling and reinstalling the Battle.net App may resolve rare launcher issues.
Advanced Troubleshooting
- Close all other applications to resolve software conflicts and free up resources.
- Run a security scan to remove any viruses or malware infections.
- Disable any proxies that may interfere with the login module.
Mac®
- Run Software Update to check for pending updates to software, drivers, and firmware.
- Configure your security software's exception list to allow Blizzard applications to run.
- Try creating a new administrator account to resolve permissions issues.
- Uninstalling and reinstalling the Battle.net App may resolve rare launcher issues.
Advanced Troubleshooting
- Close all other applications to resolve software conflicts and free up resources.
- Run a security scan to remove any viruses or malware infections.
- Disable any proxies that may interfere with the login module.
- Run the Apple Hardware Test to make sure there are no physical problems with your hard drive.
If the previous troubleshooting steps didn't resolve the problem, you can ask the Blizzard player community for help on the tech support forums (if available) or other community gaming sites. Local computer or network technicians may also be able to help if you've exhausted all other resources.
Please log in to submit feedback.
Great! Help us improve. Please rate the following from a scale of 1 to 5 stars:
Thanks for your feedback!