How To Fix SPRX356 - Operation &1 does not have an request message

SAP Error Message - Details

• Message type: E = Error

• Message class: SPRX - Proxy Generation

• Message number: 356

• Message text: Operation &1 does not have an request message

What causes this issue?

Each operation described by the WSDL must have a request message.
Operations without request message, so called notification operations,
are not supported.

System Response

The WSDL is rejected.

How to fix this error?

If you want to consume an existing service, ask the provider to provide
a service which does not have an empty request message.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.