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2768266 - ESI - Error: "407 Proxy Authentication Required" when calling a Web Service


When executing a "Ping Web Service" function from transaction SOAMANAGER or when calling a web service in the actual application scenario, it returns the following error:
Error when calling SOAP Runtime functions: SRT: Processing error in Internet Communication Framework: ("IcmConnInitClientSSL: Proxy connection to https://<web service server host name>:<port number> via <proxy name>:<port> failed (proxy returned 407 Proxy Authentication Required)").



  • 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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