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via Google Groups by Unknown author, 1 year ago
KafkaConsumer is not safe for multi-threaded access
via Google Groups by Saravanan Tirugnanum, 7 months ago
KafkaConsumer is not safe for multi-threaded access
via Apache's JIRA Issue Tracker by Ashish K Singh, 1 year ago
KafkaConsumer is not safe for multi-threaded access
via Google Groups by Uday Menon, 7 months ago
via Stack Overflow by scorpio
, 2 months ago
KafkaConsumer is not safe for multi-threaded access
via GitHub by nilportugues
, 3 weeks ago
KafkaConsumer is not safe for multi-threaded access
java.util.ConcurrentModificationException: KafkaConsumer is not safe for 
multi-threaded access	at org.apache.kafka.clients.consumer.KafkaConsumer.acquire(KafkaConsumer.java:1282)	at org.apache.kafka.clients.consumer.KafkaConsumer.close(KafkaConsumer.java:1213)	at org.apache.kafka.connect.runtime.WorkerSinkTask.close(WorkerSinkTask.java:128)	at org.apache.kafka.connect.runtime.Worker.stopTask(Worker.java:313)	at org.apache.kafka.connect.runtime.distributed.DistributedHerder$14.onRevoked(DistributedHerder.java:898)	at org.apache.kafka.connect.runtime.distributed.WorkerCoordinator.onJoinPrepare(WorkerCoordinator.java:238)	at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:209)	at org.apache.kafka.connect.runtime.distributed.WorkerGroupMember.poll(WorkerGroupMember.java:144)	at org.apache.kafka.connect.runtime.distributed.DistributedHerder.tick(DistributedHerder.java:266)	at org.apache.kafka.connect.runtime.distributed.DistributedHerder.run(DistributedHerder.java:159)	at java.lang.Thread.run(Thread.java:745)