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3266162 - Error 111 - Connection refused; Region host cannot be reached

Symptom

The subaccount in the cloud connector shows that it is not connected to the region host. The following error is displayed in the Cloud Connector UI.

ljs_trace:

#ERROR#com.sap.core.connectivity.tunnel.client.reconnect.AbstractReconnectableClient#notification-client-7-1#          #Connect client to 'connectivitynotification.us3.hana.ondemand.com/130.214.33.92:443' failed: 
io.netty.channel.AbstractChannel$AnnotatedConnectException: error 111 - Connection refused: connectivitynotification.us3.hana.ondemand.com/130.214.33.92:443
[...]
Caused by: java.net.ConnectException: error 111 - Connection refused


Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.




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Environment

SAP Cloud Connector

Product

CONNECTOR FRAMEWORK all versions

Keywords

SCC, error 111, Connection refused, proxy, network, subaccount, add, refresh, region, host, failed, connect, client, BTP , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , Problem

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