Oracle® Database 11g / 12c / 18c error codes ORA-12409: policy startup failure for [string] policy

ORA-12409: policy startup failure for [string] policy

Oracle Error Code: ORA-12409

Cause: The policy encountered an error during startup processing; access to the data protected by the policy is prohibited.

Action: Check the alert log for additional information, correct the policy error, and restart the instance.