I'm attempting to use NullEngine in node.js as a component of the server side simulation for a multiplayer game. When using *just* NullEngine + nengi.js (a multiplayer engine) mesh intersection and rays work great. I can get somewhere in the realm of 50-150 ccu (that's players, not NPCs). The performance is really awesome. Now I'm trying to get some more advanced physics in place. However when I attempt to include OimoJSPlugin on the serverside I get " TypeError: Cannot read property '