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.