The BAPI must have a RETURN parameter
Message type: E = Error
Message class: B1 - ALE group messages
Message number: 511
Message text: The BAPI must have a RETURN parameter
What causes this issue?
Each BAPI must have a Return parameter that references the type &v1&,
&v2&, &v3& or &v4&. This parameter does not exist. Generation has been
terminated.
How to fix this error?
Add a Return parameter to the BAPI.
Error message extract from SAP system. Copyright SAP SE.