2122151 - Error while loading Message Monitor in PI | SAP Knowledge Base Article

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2122151 - Error while loading Message Monitor in PI

Symptom

  • The error below occurs when opening the Process Integration (PI) Message Monitor:
    Error while loading Message Monitor: Monitor Messages
    Technical Details :Stack Trace See Logs
    com.sap.tc.webdynpro.services.sal.deployment.core.ClassLoaderException:
    Cannot access object class loader for deployable object sap.com/tc~lm~itsam~co~ui~xi~msg~wd.
     
  • A restart of the system creates further issues especially with the start up of PI Services
    Error loading embedded application (componet - com.sap.tc.lm.itsam.co.ui.xi.msg.ximessagedetailed.XIMessageDetailed.
    [EXCEPTION
    ]com.sap.tc.webdynpro.services.sal.deployment.core.ClassLoaderException: Cannot access object class loader for deployable object sap.com/tc~lm~itsam~co~ui~xi~msg~wd.
    at com.sap.tc.webdynpro.serverimpl.wdc.deployment.DeployableObject.getClassLoader(DeployableObject.java..
    .com.sap.lm.itsam.ui.floorplan.FloorPlan error 2015-01-05 13:28:09:497 Local [startApp] operation of application [sap.com/tc~lm~itsam~co~ui~xi~msg~wd] finished with errors for [597] ms on server [204051951]
     
  • Due to the start up issues with the Services, various PI pages will report the error:
    503 Service Unavailable
    Error: Application is stopped.

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Environment

  • SAP NetWeaver 7.3
  • SAP enhancement package 1 for SAP NetWeaver 7.3
  • SAP NetWeaver 7.4

Product

SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP enhancement package 1 for SAP NetWeaver 7.3

Keywords

Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.4, PI 7.4, PO 7.4, XI, Advanced Adapter Engine, AAE, Process Monitor, messaging.connectionDefinition , KBA , BC-NWA-XPI , Process Integration Monitoring , BC-XI-CON-MSG , Messaging System , Problem

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