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2214994 - ESI - Error: "Illegal syntax: API:Parameter ... has initial value" when creating a Service Consumer


When creating a Consumer Proxy in transaction SE80, or running the report RSSIDL_DESERIALIZE_DEMO the following error occurs:

  • Proxy generation: error occurred
    Exception occurred in library handler
    Illegal syntax: API:Parameter MESSAGE has initial value.


  • Illegal syntax: API:Parameter BINDING has initial value.

In rare cases the following error might happen for the same reason:

  • Incorrect value: Unknown QName.



  • ABAP Web Services
  • SAP NetWeaver
  • SAP NetWeaver Application Server for SAP S/4HANA
  • ABAP PLATFORM - Application Server ABAP


ABAP platform all versions ; SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions


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