This looks like something tried to deep copy the value of a VimService.VimPort object which is the SOAP stub connection itself. So whatever is raising the exception is being a tad overzealous attempting to send not only the exception but the SOAP client that generated it. That seems a bit wrong.
Just looking at the error,
This looks like something tried to deep copy the value of a VimService.VimPort object which is the SOAP stub connection itself. So whatever is raising the exception is being a tad overzealous attempting to send not only the exception but the SOAP client that generated it. That seems a bit wrong.