2445464 - Diagnostics Agent error "com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class" - SAP Solution Manager 7.1 and 7.2

Symptom

The Diagnostics Agent does not start anymore and in the Diagnostics Agent Support logs you see the following error:

" [Thread[Thread-493,5,main]] Error [Exception ID: 1487005767491 ] com.sap.smd.agent.bootstrap.BootstrapException

[EXCEPTION]
com.sap.smd.agent.bootstrap.BootstrapException: com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class
at com.sap.smd.core.runtime.broker.ApplicationManager.reachInitializationStates(ApplicationManager.java:348)

[...]

Caused by: com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class
at com.sap.smd.core.plugin.service.ServiceEntityHandle.entityLoad(ServiceEntityHandle.java:157)

[...]"

Environment

SAP Solution Manager 7.1

SAP Solution Manager 7.2

Product

SAP Solution Manager 7.1

Keywords

com.sap.smd.om.ObjectLoadException, failed to instantiate implementation class, com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class com.sap.smd.agent.bootstrap.BootstrapException , com.sap.smd.agent.bootstrap.BootstrapException: com.sap.smd.om.ObjectLoadException: failed to instantiate implementation class , KBA , SV-SMG-DIA-SRV-AGT , Agent Framework , Problem

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