Node.js with Socket.io - Long Polling fails and throws “code”:1,“message”:“Session ID unknown” response

Question

I\'m stuck on why a node.js app that was moved to an IIS7 server is now failing. I know IIS7 doesn\'t support web sockets but my understanding was that socket.io would fall

Answer 1

If you use Socket.io-Redis then it looks like a situation described in bug tracker of Socket.io:

https://github.com/socketio/socket.io/issues/1739#issuecomment-64244359