Handling GWS server errors
When a Genero Web Services service operation returns a status that is non-zero, you can
get a more detailed error description from the global record wsError.
This record is defined in the globals .inc file.
DEFINE wsError RECORD
  code STRING,         -- Short description of the error
  codeNS STRING,       -- The namespace of the error code
  description STRING,  -- Long description of the error
  action STRING        -- internal "SOAP action"
END RECORD