Master cloning error

Has anyone ever come acroos the following error:

An error occurred while making an internal request in the CMS layer to location: “psx_ceProduct/Product”. The text of the exception is:

It is coming up when i try and do a master site copy.

Hello Lisa,

Could you log into your server administrator click on the status tab and ensure all content types are started. It looks like your product content type is not started.

Hi thanks for the reply - the content type is active and exists in the object store.