Frustrated by Rainbow Six Siege Error Code 8-0x00003700? Here’s How to Fix It!

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By Admin

Are you encountering the annoying Rainbow Six Siege Error Code 8-0x00003700? Don’t worry, you’re not alone. This error disrupts gameplay, squad creation, and even launching the game entirely. But fear not, fellow operator, because this guide will equip you with the knowledge to troubleshoot and get back into the action!

What Does This Error Mean?

This error code signifies trouble connecting to the Rainbow Six Siege servers. It can stem from various reasons, including:

  • Shaky internet connection: A weak or unstable internet connection can disrupt communication with the game servers.
  • Outdated network drivers: Outdated drivers hinder smooth online interaction between your PC and the servers.
  • Server woes: Sometimes, Ubisoft’s servers might be down for maintenance or experiencing technical difficulties.
  • Software conflicts: Antivirus or VPN programs might be interfering with the game’s connection.
  • Corrupted game files: Missing or damaged game files can also cause this error.

Taking Aim at the Problem

Now that you understand the culprits, let’s explore solutions:

  1. Check Your Internet: Test your internet connection for stability. If needed, restart your router or contact your ISP for assistance.
  2. Update Network Drivers: Ensure your network drivers are up-to-date for optimal online performance.
  3. Restart the Game and Device: A simple restart can often resolve temporary glitches. Additionally, check for any available game updates.
  4. Adjust Firewall Settings: Make sure your firewall isn’t blocking Rainbow Six Siege. Add an exception for the game in your firewall settings.
  5. Verify Game File Integrity: This process repairs or re-downloads any corrupted Rainbow Six Siege files. (Note: This can be time-consuming.)
  6. Flush DNS: Sometimes, temporary internet glitches can cause this error. Flushing your DNS cache might resolve the issue.
  7. Check Server Status: Visit the official Ubisoft support page to confirm if the servers are operational.
  8. Contact Support: If none of these solutions work and the servers seem fine, contact Ubisoft support for further assistance.


By following these steps, you should be able to eliminate the Rainbow Six Siege Error Code 8-0x00003700 and rejoin the fight alongside your fellow operators. Remember, a stable internet connection, updated software, and healthy game files are key to a smooth Rainbow Six Siege experience. Now get out there and dominate the playing field!

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