Communication type of implementation doesn't match with contract

Message type: E = Error

Message class: SPXN - Proxy Generation

Message number: 204

Message text: Communication type of implementation doesn't match with contract



What causes this issue?

For contract operations with communication type 'WebService via Event',
an Event Provider has to be assigned. For communication type
'WebService', a Service Consumer (or Service Group or Consumer Mapping)
has to be assigned.


System Response

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



How to fix this error?



Procedure for System Administrators


Error message extract from SAP system. Copyright SAP SE.