HomeOracleOracle Error ORA-16218: This database is already preparing to switch over.

Oracle Error ORA-16218: This database is already preparing to switch over.

Oracle Error Message

ORA-16218: This database is already preparing to switch over.

Reason for the Error

The database was already preparing to switch over and was not able to accomodate another prepare attempt.

Solution

Cancel the current prepare attempt with the ALTER DATABASE PREPARE TO SWITCHOVER CANCEL command, then reissue the prepare request.

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