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The switchover process can only be run for the original configuration (PG-5432-13) and not for the cascaded configuration (PG-5435-13-CAS). Even after the switchover is completed, the sync process will continue with the new configuration setting to the cascade configuration standby server (nzel81.oraclekiwi.co.nz). The configuration instead of being a cascaded configuration (A-->B-->C) has become a configuration with 2 standby clusters with the same source host (A B -->B A>A, B -->C).
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Now, a switchover can be performed for the cascade configuration(PG-5435-13-CAS), making the standby host (nzel81.oraclekiwi.co.nz) the primary host by doing this. The original configuration (PG-5435-13) becomes the cascade configuration.
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