3430584 - SAP Cloud Connector - Unable to start SCC after upgrading on Linux.

After upgrading SCC (SAP Cloud Connector) from an old version like 2.11.3 to a new version, and upgrading SAPJVM on Linux, SCC is unable to start.

The ljs_trace.log or scc_core.trc shows the following errors:

2024-02-06 10:49:27,408 -0600#ERROR#com.sap.scc.startup#OtherActiveSccInstanceChecker#          #stopping Cloud Connector since port 8443 appears to be used by another process
2024-02-06 10:49:29,830 -0600#INFO#com.sap.scc.security#localhost-startStop-1#          #New RSA key pair was generated with key size 4096 in 2863 ms
2024-02-06 10:49:29,888 -0600#INFO#com.sap.scc.config#localhost-startStop-1#          #SccConfig initialization: registering services took 2926ms
2024-02-06 10:49:29,888 -0600#INFO#com.sap.scc.config#localhost-startStop-1#          #SccConfig initialization: checking HA status took 0ms

2024-02-06 10:49:43,142 -0600#ERROR#org.apache.catalina.core.StandardService#CloudConnectorMainThread#          #Failed to initialize connector [Connector["https-jsse-nio2-8443"]]
org.apache.catalina.LifecycleException: Protocol handler initialization failed
    at org.apache.catalina.connector.Connector.initInternal(Connector.java:1075)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:477)
    at com.sap.scc.tomcat.utils.SCCBootStrap$1.run(SCCBootStrap.java:34)
    at java.lang.Thread.run(Thread.java:838)
Caused by: java.lang.IllegalArgumentException: /opt/sap/scc/config/ks.p12 (error 2 - No such file or directory)
    at org.apache.tomcat.util.net.AbstractJsseEndpoint.createSSLContext(AbstractJsseEndpoint.java:108)
    at org.apache.tomcat.util.net.AbstractJsseEndpoint.initialiseSsl(AbstractJsseEndpoint.java:72)
    at org.apache.tomcat.util.net.Nio2Endpoint.bind(Nio2Endpoint.java:146)
    ... 14 common frames omitted
Caused by: java.io.FileNotFoundException: /opt/sap/scc/config/ks.p12 (error 2 - No such file or directory)
    at java.io.FileInputStream.open0(Native Method)
    at java.io.FileInputStream.open(FileInputStream.java:195)
    at org.apache.tomcat.util.net.AbstractJsseEndpoint.createSSLContext(AbstractJsseEndpoint.java:106)

When running the command "sudo netstat -tuln | grep 8443" on the Linux server, it shows that there is no application using port 8443.

• Linux.
• SAP Cloud Connector 2.13.1 - 2.18

Unable to start SCC, Linux , KBA , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , Problem