PRGZ-03777
Warning: Encryption of temporary tablespaces for the PDBs "{0}" is being skipped because the database is not in OPEN READ WRITE state.
Cause
Unencrypted temporary tablespaces cannot be encrypted for PDBs that are not OPEN READ WRITE.
Action
Optionally, drop and re-create the unencrypted temporary tablespaces for the indicated PDBs.