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3032620 - Cannot access "/sap/public/icman" (rc=503)- please check node in TA sicf


503 service not available error occurs for multiple SICF nodes, when testing SICF Service, including /sap/public/icman and /sap/public/ping.



  • Operating System independent
  • Database independent
  • SAP NetWeaver
  • SAP Web Application Server for SAP S/4HANA
  • ABAP Platform
  • SAP ERP 6.0


ABAP platform all versions ; SAP ERP 6.0 ; SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions


503 service not available, /sap/public/icman, rc=503, SICF node, SICF Service, /sap/public/ping, port already in use, SMICM, HTTP, netstat, process binding TCP port , KBA , BC-CST-IC , Internet Communication Manager , How To

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