Oracle Solution for Error ora-01083

ORA-01083: value of parameter "string" is inconsistent with that of other instances

What triggered the Error:

The value of the given parameter is required to be the same for all instances in the cluster database configuration. ROW_LOCKING and SERIALIZABLE are 2 examples.

What should we do to fix it:

Change the value of the parameter in INIT.ORA file to match that of other cluster database instances.