RAC Instance Startup Fails With ORA-00439: Feature Not Enabled: Real Application Clusters

(Doc ID 1964088.1)

Last updated on DECEMBER 04, 2017

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


Instance startup failing, reporting

ORA-01078: failure in processing system parameters
ORA-00439: feature not enabled: Real Application Clusters

The command
  ar -t $ORACLE_HOME/rdbms/lib/libknlopt.a|grep kcsm.o
returns no value, as per note
  Doc ID 284785.1 How to Check Whether Oracle Binary/Instance is RAC Enabled and Relink Oracle Binary in RAC


 In this case, customer had patched the oracle software and the relink on node was not successful.


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