EM 13.4 : Plugin Deployment On OMS Node 2 Fails With - 'weblogic.kernel.Default (self-tuning)'] ERROR server.StartUpLogger logp.251 - Plugin mismatch found (Doc ID 2753306.1)

2021-02-11 13:51:24,958 [RJob Step 23686] WARN deploymentservice.OMSInfo logp.251 - Failed to set the current oms information: this is not the current OMS
2021-02-11 13:51:25,295 [RJob Step 23686] WARN deploymentservice.OMSInfo logp.251 - Failed to set the current oms information: this is not the current OMS
2021-02-11 13:52:20,553 [AdminMsgListener] WARN adminmsg.AdminMsgListener getAdminMsg.633 - Got timeout exception while getting admin message
2021-02-11 13:52:20,557 [Job System Daemons:JobStatusChangeListenerService] WARN emdrep.jobs logp.251 - Fatal repository connection issues. Aborting...
2021-02-11 13:52:20,570 [Job System Daemons:JobStatusChangeListenerService] WARN emdrep.jobs logp.251 - Ignoring error in unregister: OMS is shutting down
2021-02-11 14:55:34,159 [[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'] WARN deploymentservice.OMSInfo logp.251 - Failed to set the current oms information: this is not the current OMS
2021-02-11 14:55:34,234 [[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR server.StartUpLogger logp.251 - Plugin mismatch found. Mismatch details:PluginId:Version:Revision deployed on Repository is : oracle.fmw.gg:13.4.1.0.0:0 (Oracle GoldenGate) PluginId:Version:Revision deployed on OMS is : (null)2021-02-11 14:56:14,808 [[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR exception.EMRuntimeExceptionFilter logp.251 - Exception caught by EMRuntimeExceptionFilter and shown in next log entry had the following request/response context:
IS RESPONSE ALREADY COMMITTED:false
HTTP METHOD:GET
REQUEST URI:/em/faces/logon/core-uifwk-console-login
IS ANONYMOUS URI:false
REQUEST PARAMETERS:
2021-02-11 14:56:14,809 [[ACTIVE] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR exception.EMRuntimeExceptionFilter logp.251 - javax.servlet.UnavailableException: Plug-in mismatch observed. Oracle Management Server is not functioning
javax.servlet.UnavailableException: Plug-in mismatch observed. Oracle Management Server is not functioning
at oracle.sysman.eml.app.ContextInitFilter.doFilter(ContextInitFilter.java:200)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)
at oracle.adfinternal.view.faces.caching.filter.AdfFacesCachingFilterImpl.doFilter(AdfFacesCachingFilterImpl.java:134)
at oracle.adf.view.rich.webapp.AdfFacesCachingFilter.doFilter(AdfFacesCachingFilter.java:66)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)
at oracle.sysman.core.app.exception.EMRuntimeExceptionFilter.doFilter(EMRuntimeExceptionFilter.java:150)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)
at oracle.security.jps.ee.http.JpsAbsFilter$3.run(JpsAbsFilter.java:174)
at java.security.AccessController.doPrivileged(Native Method)