(FAQ) Why do I receive an "Invalid IP for the requested session" when using WorldClient?

Why do I receive an 'Invalid IP for the requested session' when using WorldClient?

The “Invalid IP for Requested Session” error is typically caused by the IP address that the session is coming from being changed. For example, a session was requested from and then a request comes in for the same session with an IP of

You can also receive this error message if you are attempting to connect to WorldClient using an illegal DNS name. To check to see if this is causing the problem for you try connecting to the IP address of the machine running WorldClient to see if you receive the same error message.

All requests for a single session must come from the same IP address. This is done for security reasons.

This option can be disabled if you need to.

From the MDaemon menu bar:

  1. Click Setup.
  2. Click WorldClient.
  3. Uncheck the option for 'Require IP Persistance throughout WorldClient session'.
  4. Click Apply.
  5. Click OK.