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Unable to view alerts in Manage Alerts tab due to "platform.event.AlertResourceObject" error

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Category:
oncommand-unified-manager
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om
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Applies to

  • OnCommand Unified Manager 7.3+ (UM)
  • Active IQ Unified Manager 9.6 + (AIQUM)

Issue

  • When navigating within Active IQ Unified Manager WebUI to Manage Alerts under the Administration Menu, an error message is seen on the Manage Alerts page:

==MESSAGE==
com.netapp.dfm.entity.inventory.ontap.storage.Volume_$$_javassist_XXX cannot be
cast to com.netapp.dfm.entity.platform.event.AlertResourceObject

==DETAILS==
No details are available.

==CORRECTIVE ACTION==
No suggested corrective action is available.

  • For Unified Manager 7.x to 9.6, the Alerts page is found under Configuration > Alerting

1070766-1.png

  • For Unified Manager 9.7 and newer, the Alerts page is found under Storage Management > Alert Setup

clipboard_ea5e81aec2a3f6aef6bcac9264d152631.png

 

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