Trading Network Problem (Processing Actions)

Hi ,

I have configured the Trading Network profiles.
When i am trying to invoke a service in the Actions tab to excute (in the PreProcessing rules) it is showing the following error.

[COLOR=DarkOrchid][B]X.New Service

      Failed to invoke proxy method null[/b][/color]

An error occure while cresting new service.

Can u pls help me on this issue…

Thanks & Regards,