Hello. The BEAVER error occurs when players experience connection quality issues (such as packet loss, ISP saturation, or general internet congestion). You may want to review our BEAVER article at http://help.bungie.net for more information. You may want to review our guide on [url=https://www.bungie.net/en/Help/Troubleshoot?oid=13603]improving latency and packet loss[/url] to see if that might help. You may also want to review our [url=http://www.bungie.net/en/Help/Troubleshoot?oid=13610]Advanced Steps Networking Guide[/url] for information on UPnP, NAT, and Port Forwarding.