KUP-04204
Unable to fetch string metadata from string. The internal error message is [string].
Cause
An attempt to retrieve 'topic' metadata from a Kafka 'cluster' is failing while retrieving Kafka 'topic' and 'partition' information.
Action
Check the status of the Kafka 'cluster' associated with the DBMS_KAFKA application by calling DBMS_KAFKA_ADM.CHECK_CLUSTER.