EM 12c: RAC One Node Remains in Down Status in Enterprise Manager 12.1.0.4 Cloud Control after Physically Relocating (Doc ID 2039672.1)

Last updated on AUGUST 05, 2015

Applies to:

Enterprise Manager for Oracle Database - Version 12.1.0.6.0 to 12.1.0.6.0 [Release 12.1]
Information in this document applies to any platform.

Symptoms

A RAC One node target is showing a Down status in EM 12c Cloud Control after it was physically relocated to the second node. The following error can be observed in .../agent_inst/sysman/log/gcagent.log:

2015-06-16 14:02:51,468 [1043985:GC.DPExecutor.188 (CDynamic:oracle_database.racone.us.oracle.com_1)] ERROR - Error loading target [oracle_database.racone.us.oracle.com_1] (MachineName)
oracle.sysman.gcagent.metadata.InvalidMetadataException: A non-optional instance properties [MachineName] is missing from target [oracle_database.racone.us.oracle.com]
at oracle.sysman.gcagent.metadata.impl.TargetInstanceImpl.validateInstanceProperties(TargetInstanceImpl.java:2556)

 

Cause

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