2318596 - SUM - Deploy Software Components fails due to Unsupported major.minor version

During an upgrade/update , Software update manager (SUM) ends up with following error during "Deploy Software Components" step .

You can refer to following logs for more details:

DEPLOY-COMPONENTS_XX.LOG
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[Error ]: The following problem has occurred during step execution: com.sap.sdt.jspm.service.JspmServiceException: Could not update components.
Deployment of queue Queue_2XX6.05.11 at 13:10:33 completed with error Could not connect to Deploy Controller. Make sure that AS Java and Deploy Controller service are running.
com.sap.engine.services.dc.api.ConnectionException: [ERROR CODE DPL.DCAPI.1144] Could not establish connection to AS Java on [<host>:5XX04]. Cannot establish connection with any of the available profiles:
 url=<host>:5XX04 protocol=p4 (None); Reason: com.sap.engine.services.rmi_p4.P4IOException: Cannot open connection to host: XXX.XX.X.XX and port: 5XX04
Check if server is started, access point for the protocol is available, and IP/Host name is accessible on network.. Check if the host and port specified are correct and AS Java is up and running.
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Also J2EE is down and failing to start.

dev_jstart.new

 *** LOG => Signal 20 SIGCHLD.
 *** LOG => Process snapshot stopped (pid 45049).
 *** LOG => Instance state is "Deploying offline components" (STOPPING @ 0, INACTIVE).
 *** LOG => Run level 1 completed.
 *** LOG => Instance state is "Some processes failed" (STOPPED @ 0, INACTIVE).
 MPI: dynamic quotas disabled.
 MPI init: pipes=4000 buffers=6395 reserved=1918 quota=10%
 *** ERROR => FcaInit: already initialized [fcaxxcomm.c  956]
 *** ERROR => ShmCleanup(62) failed 3 [mpixx.c      4607]
 
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 *** ERROR => Node 'deployment' failed with exit code 2.
 ***
 *** Please see section 'Failures in the 'deploying offline components' phase'
 *** in SAP Note 1316652 for additional information and trouble shooting advice.
*******************************************************************************
*** LOG => exiting (exitcode 22002, retcode 1).

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Upgrade/Update using SUM tool.

SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

SAPJVM, javac, compiler, java, major, version, 48.0, 49.0, 50.0, 51.0, 52.0, UnsupportedClassVersionError, Unsupported major.minor version, com.sap.engine.services.dc.cm.offline_phase.Runner,DPL.DCAPI.1144,P4IOException,exit code 66 , KBA , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem