SparkStream+kafka报错Fetching topic metadata with correlation id 0 for topics from broker
19/10/2217:35:44WARNClientUtils$:Fetchingtopicmetadatawithcorrelationid0fortopics[Set(zhaogw)]frombroker[id:0,host:dblab-VirtualBox,port:9092]failedjava.nio.channels.ClosedChannelExceptionatkafka.netw