v.25.12Bug Fix (user-visible misbehavior in an official stable release)
When Kafka table was created
In case when Kafka table was created with a settingkafka_handle_error_mode = 'dead_letter_queue'and the tablesystem.dead_letter_queueis not configured the server may have crashed. This behaviour is fixed. Resolves #87573. #90064 (Nikita Mikhaylov).