Why and when to perform this task
The current WSIF default SOAP provider (the IBM Web Service SOAP provider) does not fully interoperate with services that are designed to run on the former (Apache SOAP) provider. This is due to the fact that the IBM Web Service SOAP provider is designed to interoperate fully with a JAX-RPC compliant Web service, and Apache SOAP cannot provide such a service.
To get your legacy services working again, you have two options:
Steps for this task (dependent on configuration)