他的回复:
Caused by: org.apache.kafka.common.KafkaException: org.apache.kafka.common.serialization.ByteArraySerializer is not an instance of org.apache.kafka.common.serialization.Serializer at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:304) at org.apache.kafka.clients.producer.KafkaProducer.(KafkaProducer.java:361) ... 10 more