My Oracle Support Banner

RAC Instance Fails to Start with Error 'LMON: terminating the instance due to error 481' as Parameter cluster_database was Removed in pfile/spfile (Doc ID 1514348.1)

Last updated on MARCH 29, 2024

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


On a multi-node RAC cluster, after rebooting one of the nodes (e.g. for routine node maintenance), ASM instance starts up fine but the database instance on the rebooted node  cannot rejoin the cluster and is terminated immediately after start up. All other instances are up & running (no restart was done on the other nodes).

The alert log for the failing instance shows:




To view full details, sign in with your My Oracle Support account.

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

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.