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Error 500 wile opening  events page in AIQUM

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active-iq-unified-manager
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Applies to

ActiveIQ Unified Manager 9.16P1 OVA (AIQUM)

Issue

  • In AIQUM, when opening the Event Management page the user is getting Error 500
  • ocumserver.log:

    2025-11-25 12:00:25,479 ERROR [admin] [default task-364] [service.logging.SimpleRemoteLoggingService|logOnServer] [c.n.n.c.u.a.e.ApplicationErrorHandler] 500 Internal Server Error The call failed on the server; see server log for details

    com.google.gwt.core.shared.SerializableThrowable: 500 Internal Server Error The call failed on the server; see server log for details
    2025-11-25 11:30:00,003 INFO  [oncommand] [task-scheduler-1] [c.n.s.s.MysqlLogFileSizeMonitorService] currentCheckPointAge in MB is 0
    2025-11-25 11:31:42,518 ERROR [oncommand] [task-scheduler-10] [c.n.s.s.a.DbPoolScaleMonitor] Exception occurred while detecting scale db pool issue:
    java.lang.NullPointerException: null
    server.log:
    Exception while dispatching incoming RPC call: com.google.gwt.user.client.rpc.SerializationException: Type 'com.netapp.dfm.webui.shared.rpc.RemoteServiceException' was not assignable to 'com.google.gwt.user.client.rpc.IsSerializable' and did not have a custom field serializer.For security purposes, this type will not be serialized.: instance = com.netapp.dfm.webui.shared.rpc.RemoteServiceException: Type 'com.netapp.dfm.webui.shared.dto.event.AlertDto$AlertStatus' was not assignable to 'com.google.gwt.user.client.rpc.IsSerializable' and did not have a custom field serializer. For security purposes, this type will not be deserialized.

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