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2430115 - ICM_HTTP_CONNECTION_FAILED when testing RFC destination - NIEHOST_UNKNOWN


A connection test is failing to an RFC destination of type G (HTTP Connections to External Server) or H (HTTP Connections to ABAP System) in transaction SM59. At the bottom of the screen, the error ICM_HTTP_CONNECTION_FAILED appears.



  • Trusted systems
  • RFC destination testing
  • SAP NetWeaver
  • Operating System independent
  • Database independent
  • SAP Web Application Server for SAP S/4HANA
  • ABAP Platform


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


ping, network, resolution, hostname, connectivity, connection, broken, NIECONN_BROKEN, RFC destination, SM59, connection test, ICM_HTTP_CONNECTION_FAILED, dev_icm, Connection request from (98/2174/0) to host: <target_hostname>, service: <target_service> failed (NIEHOST_UNKNOWN), IP address, /etc/hosts, DNS, target IP, destination, gateway, hostname buffer, SMGW, Invalidate Buffer , KBA , BC-CST-IC , Internet Communication Manager , BC-CST-GW , Gateway/CPIC , Problem

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