1.Couldn't get any accounts! Make sure your Ethereum client is configured correctly.
2.Error: Invalid JSON RPC response: ""
1.No web3 detected. Falling back to http://127.0.0.1:9545. You should remove this fallback when you deploy live, as it's inherently insecure. Consider switching to Metamask for development. More info here: http://truffleframework.com/tutorials/truffle-and-metamask
2.Failed to load http://ip:20002/: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'http://ip:8080' is therefore not allowed access.