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2974161 - Master says: “Cloud Connector on https://xxxxx:8443 does not respond. Check host and port and ensure that the Cloud Connector is running."

Symptom

When trying to set up High Availability (HA) for SAP Cloud Connector the following error message is shown:

Master raises: “Cloud Connector on https://xxxxx:8443 does not respond. Check host and port and ensure that the Cloud Connector is running.


Shadow SCC instance ljs_trace.log/scc_core.trc shows trace:


   #WARN#com.sap.scc.ha#SCC HA Ping to Master# #PingToMaster failure

   com.sap.scc.ha.HaHttpClientException: request https://<SCC master instance>:8443/shadow failed with 500 (Internal Server Error) Cloud Connector on https://<SCC shadow instance>:8443 does not respond. Check host and port and ensure that the Cloud Connector is running.   
   at com.sap.scc.ha.HaHttpClientSession.checkStatusCode(HaHttpClientSession.java:200)
   at com.sap.scc.ha.HaHttpClientSession.execute(HaHttpClientSession.java:127)
   at com.sap.scc.ha.PingToMaster.initPush(PingToMaster.java:373)
   at com.sap.scc.ha.PingToMaster.run(PingToMaster.java:255)
   at java.lang.Thread.run(Thread.java:836)|

Master SCC instance ljs_trace.log shows error:

  #ERROR#com.sap.scc.ui#http-bio-8443-exec-X# #partner does not respond

   com.sap.scc.ha.HaHttpClientException: partner does not respond
   at com.sap.scc.ha.HaHttpClientSession.prepare(HaHttpClientSession.java:98)
   at com.sap.scc.ha.HaHttpClient.beginNewSessionRepeatingConnect(HaHttpClient.java:43)
   at com.sap.scc.ha.PushToShadow.initPush(PushToShadow.java:143)
   at com.sap.scc.servlets.ShadowServlet.initHAPush(ShadowServlet.java:646)
   at com.sap.scc.servlets.ShadowServlet.dispatch(ShadowServlet.java:122)
   at com.sap.scc.servlets.ServletUtilities.service(ServletUtilities.java:42)
   [...]
   Caused by: javax.net.ssl.SSLHandshakeException: Received fatal alert: certificate_unknown   
   at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
   at sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
   at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:2023)
   at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1125)
   at sun.security.ssl.SSLSocketImpl.waitForClose(SSLSocketImpl.java:1769)
   at sun.security.ssl.HandshakeOutStream.flush(HandshakeOutStream.java:124)
   at sun.security.ssl.Handshaker.sendChangeCipherSpec(Handshaker.java:1130


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Environment

SAP Cloud Connector release independent

Product

SAP enhancement package 1 for SAP NetWeaver 7.3

Keywords

HA, high availability, SCC, Cloud Connector, certificate_unknown, master says, Basic constraints, key usage, CA, certificate authority, JDK, JVM, SSL, TLS, failover, fail over, fail-over switch, switchover, swith-over, take over, takeover, take-over , KBA , readhandshakerecord , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , Problem

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