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EM 13.5: Metric Collection Error for OMS metric "Console Admin Message Callback Duration" java.lang.NullPointerException (Doc ID 2898433.1)

Last updated on OCTOBER 06, 2022

Applies to:

Enterprise Manager Base Platform - Version and later
Information in this document applies to any platform.


EM 13.5 Metric Collection Error "java.lang.NullPointerException" for OMS metric "Console Admin Message Callback Duration"

Executing the metric collection manually generates the same error:


$emcli collect_metric -target_name='hostname:4889_Management_Service' -target_type='oracle_oms' -metric_name='ConsoleAdminMsgCallbackDuration'

ConsoleAdminMsgCallbackDuration: ConsoleAdminMsgCallbackDuration:null

$../gc_inst/em/EMGC_OMS1/sysman/log/emoms.trc file reports following errors during this collection time:

Accessing the mertic page in EM console also gives the same error in the OMS logs.


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