ORA-12454
A label tag or label value label_tag does not exist for Oracle Label Security (OLS) policy policy_name.
- label_tag: The label tag number or the label value string.
- policy_name: The OLS policy name.
Cause
The label tag or the label value provided did not match a label for the provided OLS policy.
Action
Enter a label value or a label tag that is defined for the provided policy. Query the database view DBA_SA_LABELS to find labels for OLS policies.