ORA-29702 [ Cssclnt]Clsssinit Error Obtaining Cluster Name RC 21

(Doc ID 942366.1)

Last updated on APRIL 23, 2018

Applies to:

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


Following error while starting on top of grid infrastructure clusterware .



With Grid Infrastructure with RAC up and running, trying to install RAC on the same clusterware (, the installation  will complete successfully, but when trying 'startup nomount' command ( for database creation it will fail with ORA-29702.

The following error will be seen in the lmon trace file suggesting that the issue is related to getting the cluster name:

*** 2009-09-22 09:58:03.870
kjxggin: CGS tickets = 1000

*** 2009-09-22 09:58:04.067
2009-09-22 09:58:04.067: [ CSSCLNT]clsssinit: Error obtaining cluster name, rc 21
kgxgncin: CLSS init failed with status 21
kjxgmin: kgxgncin fails - (2)
kjxggin: generic group layer init fails

*** 2009-09-22 09:58:04.074
Global Enqueue Service Shutdown


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms