我正在运行confluent community 5.5.0来运行连接器。Kafka群集在2.3版本上。
在运行连接器时，我们不断得到以下错误：

[2020-05-18 15:24:38,567] INFO [Consumer clientId=consumer-connect-cluster-confluent-1, groupId=connect-cluster-confluent] Node 2 was unable to process the fetch request with (sessionId=1641780505, epoch=241): FETCH_SESSION_ID_NOT_FOUND. (org.apache.kafka.clients.FetchSessionHandler:403)
[2020-05-18 15:24:38,728] INFO [Consumer clientId=consumer-connect-cluster-confluent-3, groupId=connect-cluster-confluent] Node 2 was unable to process the fetch request with (sessionId=958339504, epoch=242): FETCH_SESSION_ID_NOT_FOUND. (org.apache.kafka.clients.FetchSessionHandler:403)
[2020-05-18 15:25:06,699] INFO [Consumer clientId=consumer-connect-cluster-confluent-2, groupId=connect-cluster-confluent] Node 1 was unable to process the fetch request with (sessionId=482952399, epoch=309): FETCH_SESSION_ID_NOT_FOUND. (org.apache.kafka.clients.FetchSessionHandler:403)
[2020-05-18 15:25:07,122] INFO [Consumer clientId=consumer-connect-cluster-confluent-1, groupId=connect-cluster-confluent] Node 1 was unable to process the fetch request with (sessionId=480541689, epoch=304): FETCH_SESSION_ID_NOT_FOUND. (org.apache.kafka.clients.FetchSessionHandler:403)