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3395686 - SAP Business Connector - Peer sent alert: Alert Fatal: bad certificate

Symptom

You have recently updated your Business Connector, and you are encountering an issue in the SAP ECC transaction RFC error to the target system, with the following error:

023-10-18 10:37:24 CEST com.sap.conn.jco.JCoException: (104) JCO_ERROR_SYSTEM_FAILURE: xxx.xx.xxx.xxx.server.ServiceException: iaik.security.ssl.SSLException: Peer sent alert: Alert Fatal: bad certificate (raised by system [JCoServer@xxx-xxxxxxxx<-xxx|xxxxxxx|x_xxx])
    at com.sap.conn.jco.rt.AbstractConnection.generateJCoException(AbstractConnection.java:624)
    at com.sap.conn.jco.rt.AbstractServerConnection.listen(AbstractServerConnection.java:1009)
    at com.sap.conn.jco.rt.CPICServerWorker.dispatch(CPICServerWorker.java:73)
    at com.sap.conn.jco.rt.AbstractServerWorker.loop(AbstractServerWorker.java:350)
    at com.sap.conn.jco.rt.AbstractServerWorker.run(AbstractServerWorker.java:316)
    at com.wm.util.TimeWrappingProvider$TimeMesuredTask.run(TimeWrappingProvider.java:41)
    at com.wm.pkg.sap.rfc.ListenerThread.run(ListenerThread.java:70)
Caused by: RfcException raised by system [JCoServer@xxx-xxxxxxxx<-xxx|xxxxxxx|x_xxx]:
    message: com.wm.app.b2b.server.ServiceException: iaik.security.ssl.SSLException: Peer sent alert: Alert Fatal: bad certificate
    return code: RFC_FAILURE (1)
    error group: 104
    key: RFC_ERROR_SYSTEM_FAILURE
    at com.sap.conn.jco.rt.AbstractServerConnection.executePlayback(AbstractServerConnection.java:1394)
    at com.sap.conn.jco.rt.AbstractServerConnection.playbackTRfc(AbstractServerConnection.java:1259)
    at com.sap.conn.jco.rt.AbstractServerConnection.handletRfcRequest(AbstractServerConnection.java:1419)
    at com.sap.conn.jco.rt.AbstractServerConnection.listen(AbstractServerConnection.java:921)
    ... 5 more
Caused by: RfcException raised by system [JCoServer@xxx-xxxxxxxx<-xxx|xxxxxxx|x_xxx]:
    message: com.wm.app.b2b.server.ServiceException: iaik.security.ssl.SSLException: Peer sent alert: Alert Fatal: bad certificate
    return code: RFC_FAILURE (1)
    error group: 104
    key: RFC_ERROR_SYSTEM_FAILURE
    at com.sap.conn.jco.rt.AbstractServerConnection.dispatchRequest(AbstractServerConnection.java:2033)
    at com.sap.conn.jco.rt.AbstractServerConnection.executePlayback(AbstractServerConnection.java:1388)


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Environment

SAP Business Connector

Keywords

Peer sent alert, Alert Fatal, bad certificate, Peer sent alert: Alert Fatal , KBA , BC-MID-BUS , Business Connector , Problem

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