# What Is Meant By Channels Error 4200?

This error indicates that the connection was closed and that clients should reconnect immediately. You can read about this, and other errors, at the[  Channels docs.](https://pusher.com/docs/channels/library_auth_reference/pusher-websockets-protocol#connection-closure)

You shouldn't notice any disruption to the service once the connection is reestablished. 

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