Ora-46631: Keystore Needs To Be Backed Up

: Trying to execute ADMINISTER KEY MANAGEMENT SET KEY in a PDB when a backup hasn't been performed in the CDB.

If you’ve landed here because your database operation was interrupted by ORA-46631 , you are likely in the middle of a critical TDE operation—such as rotating a master encryption key, adding a new encrypted tablespace, or modifying the keystore password. This article will explain why this error occurs, how to resolve it quickly, and how to configure your environment to prevent it from recurring. ora-46631 keystore needs to be backed up