Webservice error [ISS.0088.9134]

What could be the reason of this below error, while invoke webservices

[ISS.0088.9134] Exception occurred while processing the body of the message

Are you getting this error while trying to monitoring services through Monitor/MWS?

This is a configuration issue. Apply the latest PRT fix available on advantage.

or or you getting this error while invoking a webservice?

session caching issue of soapRPC.(Check advantage for more info it is a known issue)

If the issue still exists then try watt.server.SOAP.enforceMsgPartNS = “false”, this will allow the non-namespace qualified elements to be permitted.