Soket.io Client Connection Response code:400 workaround

The book mentions the use

NPM Install Socket.io

Installing the node. JS Soket.io Module

The latest version installed by default can use the NPM list to see which modules are currently loaded

If it appears

Sioclientimpl::handshakeresponse () called

Handshake completed
Response code:400
Sioclientimpl::handshake () failed
Error buffer:
Helloworld::onerror Received:

Then uninstall the Soket.io module first

NPM uninstal Socket.io

Install the 0.9.16 version again

NPM install [email protected]

Restart the server and client

Soket.io Client Connection Response code:400 workaround