ERROR CODE: BEAVER / FLATWORM / LEOPARD BEAVER/FLATWORM/LEOPARD errors are caused by a failure to connect your console to another player’s console via the internet. This can be caused by connection quality issues (such as packet loss, ISP saturation, or general Internet congestion). It can even be caused by certain WiFi setups, faulty in-home wiring, or other issues that require on-site support or expert investigation. However, they are most commonly caused by router or network configuration issues. We are also actively investigating the possibility of bugs that are causing these errors to happen even for properly configured and well-functioning networks. We are actively investigating this family of errors, and the following conclusions may be useful to you: We tend to see these errors most commonly when multiple consoles are connecting to the internet through a single router. Some players have been able to work around this issue by enabling UPnP on their router. Strict NATs tend to see these errors far more often than Open or Moderate NATs – opening your NAT can significantly reduce the frequency of these errors. http://bungie.net/NAT Some types of connection quality issues (packet loss, etc) can trigger this family of errors. The quality troubleshooting steps described in http://bungie.net/NETWORKING can help. Configuring NAT, UPnP and port forwarding for Destiny Certain networking issues are related to having “strict” or “moderate” rather than “open” NAT. Please note that an open NAT isn’t a magic bullet that solves all networking issues.