SAP Knowledge Base Article - Preview

3234128 - Communication Error of SAP Web Service Test


404 Error is received when generating the web service.

An exception was raised in the communication framework: Error in HTTP Framework: 404 Connection Refused <WSDL URL>



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


SAP S/4HANA 2020


404 Connection Refused, NIECONN_REFUSED(-10), Web Sevice Generation, Communication Framework , KBA , BC-ESI-WS-ABA-CFG , WebServices ABAP Configuration , BC-NET , Network Infrastructure , Problem

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