Switchover using Broker is failing with ORA-16644 (Doc ID 2929992.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.7 and later
Information in this document applies to any platform.

Switchover failing with ORA-16644 even though Standby is in sync with Primary

DGMGRL> switchover to <Standby DB_UNIQUE_NAME>;

Performing switchover NOW, please wait...Operation requires a connection to database "<Standby DB_UNIQUE_NAME>"Connecting ...

Connected to "<Standby DB_UNIQUE_NAME>"Connected as SYSDBA.Error: ORA-16644: apply instance not available Failed.Unable to switchover,

primary database is still "<Primary DB_UNIQUE_NAME>"

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