SAP Knowledge Base Article - Preview

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

Symptom

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


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Environment

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

Product

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

Keywords

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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