PRGZ-03186
Transparent Data Encryption (TDE) keystore master key is not configured for pluggable database "{1}" in database "{0}".
Cause
An attempt to migrate a database with zero downtime failed because the Transparent Data Encryption (TDE) keystore master key was not detected in the indicated pluggable database.
Action
Configure the Transparent Data Encryption (TDE) keystore master key, and then retry the operation. Refer to the Oracle documentation for more details regarding keystore administration.