2258549 - An existing connection was forcibly closed by the remote host - SAP Cloud Connector

Symptom

SAP Cloud Connector (SCC) fails to connect to a backend system with the following error, which can be found in SCC trace (ljs_trace.log / scc_core.trc), and may be propagated to an application running on SAP Cloud Platform:

#ERROR#com.sap.core.connectivity.spi.processing.OutboundConnectionErrorHandler#processor-7-11#0xb17c96bb#Internalerror java.io.IOException: An existing connection was forcibly closed by the remote host
at sun.nio.ch.SocketDispatcher.read0(Native Method)

Environment

SAP Cloud Connector release independent

Product

SAP Connectivity service all versions

Keywords

Destination, OData, Gateway, Cloud Connector, CONN, closed, 307, no_response, http, RFC, SCC, Internal host, virtual host, communication, back-end, backend, conn, connection closed, outbound connection, errorhandler, internal error, internalerror, forcibly, closed by remote, nio.ch, socketdispatcher, java.io.IOException,forcibly closed, sun.nio.ch , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , BC-NEO-CON , Neo to On-premise Connectivity service , Problem

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