Fixing-Battle.net-App-Error-BLZBNTBGS00000002-or-BLZBNTAGT00000870
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Fixing Battle.net App Error BLZBNTBGS00000002 or BLZBNTAGT00000870

Seeing those strange Battle.net error codes BLZBNTBGS00000002 or BLZBNTAGT00000870 pop up on your desktop client can put a real damper on your gaming time. But don’t pull your hair out just yet! By methodically working through a few troubleshooting techniques, you can likely get the Battle.net PC client working properly again.

Follow this detailed guide to solve those pesky Battle.net error codes!

How-to-Troubleshoot-and-Fix-Issue-with-Battle.net-Error-Code-BLZBNTBGS00000002-or-BLZBNTAGT00000870
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How to Troubleshoot and Fix Issue with Battle.net Error Code BLZBNTBGS00000002

The BLZBNTBGS00000002 error typically appears when the Battle.net app is having issues connecting to Blizzard’s gaming servers. The error message on your computer screen might look like “Connection to the Blizzard game server has been lost. Please exit and try again. Error Code: BLZBNTBGS00000002.”

Connection-to-the-Blizzard-game-server-has-been-lost-Error-Code-BLZBNTBGS00000002

Here are several things you can try to fix it:

  • Force quit out of the Battle.net desktop app by right clicking it in the system tray and selecting Exit. Then launch Battle.net again to reset all connections. This clears any cached connection errors.
  • Temporarily disable any antivirus, VPN, or firewall software you have running. Sometimes security products will block executables like Battle.net from accessing the network. Add Battle.net as an authorized program if needed.
  • Be sure to launch the Battle.net app with full administrative privileges. Right click the icon, choose Run as Administrator, then open Battle.net. This resolves some potential permission issues.
  • Clear out the Battle.net cache to delete any corrupted data. In the Battle.net Settings menu, go to the Game Install/Update section. Click on the Clear Cache button to wipe the slate clean.
  • Check that all your Blizzard games like Overwatch, World of Warcraft, and Hearthstone are fully updated with the latest patches. Outdated game clients can prevent connecting to Battle.net.
  • Scan your computer for malware just in case viruses or spyware are interfering with the Battle.net app. Use a thorough scanner like Malwarebytes to find and remove any nasty infections.
  • As a last resort, uninstall and reinstall the Battle.net desktop app. Download the latest verified version from Blizzard’s website for a fresh start.
  • If all else fails, contact Blizzard support. They can help troubleshoot connection issues between your system and Blizzard’s servers.

Workarounds to Fixing Battle.net Error Code BLZBNTAGT00000870 on PC

The BLZBNTAGT00000870 error indicates there is a problem authenticating your login credentials with Battle.net. Here’s the error message that comes with it “We need your permission to continue. Try again and when Battle.net desktop app or Battle.net Update Agent asks for permission, please grant it. BLZBNTAGT00000870.”

We-need-your-permission-to-continue-BLZBNTAGT00000870-Battle-net-error

Follow these tips to resolve it:

  • Restart your computer to refresh the network services and clear any memory issues affecting Battle.net. A clean reboot can work wonders.
  • Double check that your system clock is set to the correct date and time. If it’s off, this can definitely cause authentication problems.
  • Log out of the Battle.net app completely, then log back in with your username and password. This will force a fresh authentication request.
  • Make absolutely sure your antivirus and firewall software are not blocking the Battle.net executable from making outbound connections. Add an exception if needed.
  • Try using a different internet connection, like tethering your mobile phone, to rule out any network restrictions blocking Battle.net.
  • Reset your Battle.net password if you have any concerns about it being compromised. Be sure to enable Blizzard’s two factor authentication for extra security.
  • As a last ditch effort, uninstall Battle.net entirely and grab a clean installer from the Blizzard site. Fully deleting old files can resolve lingering issues.

Getting Expert Help from Blizzard

If you still can’t get the Battle.net app working after exhausting your troubleshooting options, it’s time to bring in the pros at Blizzard support:

  • Search Blizzard’s comprehensive online knowledge base for your specific error code. They have detailed troubleshooting guides for many common problems.
  • Open a technical support ticket through Battle.net. Provide any logs or diagnostics the agents request to speed up troubleshooting.
  • If available in your region, call Blizzard’s customer support hotline. Talking through the problem in real time can help.
  • Reach out on Twitter or Facebook to @BlizzardCS. Their social media teams can assist with Battle.net issues.
  • For severe errors, Blizzard may be able to transfer your account to a different data center or perform account investigations.

Hope this helps you fix the issue and get back to your online gaming in no time at all!

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