ymm1206 opened a new issue, #10159: URL: https://github.com/apache/seatunnel/issues/10159
### Search before asking - [x] I had searched in the [issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues. ### What happened 从mysqlcdc同步至kafka时，使用自带引擎，报序列化错误问题，jar包版本更替过，也不太行，求解决 2025-12-05 10:18:36,344 ERROR [o.a.s.c.s.SeaTunnel ] [main] - Exception StackTrace:org.apache.seatunnel.core.starter.exception.CommandExecuteException: SeaTunnel job executed failed at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:213) at org.apache.seatunnel.core.starter.SeaTunnel.run(SeaTunnel.java:40) at org.apache.seatunnel.core.starter.seatunnel.SeaTunnelClient.main(SeaTunnelClient.java:34) Caused by: org.apache.seatunnel.engine.common.exception.SeaTunnelEngineException: org.apache.seatunnel.engine.server.checkpoint.CheckpointException: CheckpointCoordinator inside have error. at org.apache.seatunnel.engine.server.checkpoint.CheckpointCoordinator.handleCoordinatorError(CheckpointCoordinator.java:281) at org.apache.seatunnel.engine.server.checkpoint.CheckpointCoordinator.handleCoordinatorError(CheckpointCoordinator.java:277) at org.apache.seatunnel.engine.server.checkpoint.CheckpointCoordinator.reportCheckpointErrorFromTask(CheckpointCoordinator.java:390) at org.apache.seatunnel.engine.server.checkpoint.CheckpointManager.reportCheckpointErrorFromTask(CheckpointManager.java:184) at org.apache.seatunnel.engine.server.checkpoint.operation.CheckpointErrorReportOperation.runInternal(CheckpointErrorReportOperation.java:48) at org.apache.seatunnel.engine.server.task.operation.TracingOperation.run(TracingOperation.java:44) at com.hazelcast.spi.impl.operationservice.Operation.call(Operation.java:189) at com.hazelcast.spi.impl.operationservice.impl.OperationRunnerImpl.call(OperationRunnerImpl.java:273) at com.hazelcast.spi.impl.operationservice.impl.OperationRunnerImpl.run(OperationRunnerImpl.java:248) at com.hazelcast.spi.impl.operationservice.impl.OperationRunnerImpl.run(OperationRunnerImpl.java:213) at com.hazelcast.spi.impl.operationexecutor.impl.OperationThread.process(OperationThread.java:175) at com.hazelcast.spi.impl.operationexecutor.impl.OperationThread.process(OperationThread.java:139) at com.hazelcast.spi.impl.operationexecutor.impl.OperationThread.executeRun(OperationThread.java:123) at com.hazelcast.internal.util.executor.HazelcastManagedThread.run(HazelcastManagedThread.java:102) Caused by: org.apache.seatunnel.common.utils.SeaTunnelException: org.apache.kafka.common.KafkaException: Failed to construct kafka producer at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:439) at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:289) at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:316) at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:301) at org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaInternalProducer.<init>(KafkaInternalProducer.java:46) at org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaTransactionSender.getTransactionProducer(KafkaTransactionSender.java:128) at org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaTransactionSender.beginTransaction(KafkaTransactionSender.java:62) at org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaSinkWriter.<init>(KafkaSinkWriter.java:103) at org.apache.seatunnel.connectors.seatunnel.kafka.sink.KafkaSink.createWriter(KafkaSink.java:56) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.restoreState(SinkFlowLifeCycle.java:293) at org.apache.seatunnel.engine.server.task.SeaTunnelTask.lambda$restoreState$16(SeaTunnelTask.java:426) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175) at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1374) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) at org.apache.seatunnel.engine.server.task.SeaTunnelTask.restoreState(SeaTunnelTask.java:423) at org.apache.seatunnel.engine.server.checkpoint.operation.NotifyTaskRestoreOperation.lambda$runInternal$0(NotifyTaskRestoreOperation.java:107) at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1626) at org.apache.seatunnel.api.tracing.MDCRunnable.run(MDCRunnable.java:39) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: **org.apache.kafka.common.KafkaException: class 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:403) at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:434) at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:419) at org.apache.kafka.clients.producer.KafkaProducer.<init>(KafkaProducer.java:365) ... 27 more ... 12 more at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:205) ... 2 more ### SeaTunnel Version 2.3.8 web 1.0.2 ### SeaTunnel Config ```conf env { parallelism = 2 job.mode = "STREAMING" checkpoint = 10000 } source { MySQL-CDC { base-url = "jdbc:mysql://10.1.2.25:33**/***" username = "***" password = "***" table-names = ["c.eda_handle"] startup.mode = "initial" catalog { factory=MySQL } format = compatible_debezium_json debezium = { # include schema into kafka message key.converter.schemas.enable = false value.converter.schemas.enable = false # include ddl include.schema.changes = true # topic prefix database.server.name = "mysql_cdc_" } schema = { fields = { topic = string key = string value = string } } } } sink { kafka { topic = "test-topics" bootstrap.servers = "10.1.2.22:2161" format = compatible_debezium_json kafka.request.timeout.ms = 60000 semantics = EXACTLY_ONCE kafka.config{ acks = "all" request.timeout.ms = 60000 buffer.memory = 33554432 } } } ``` ### Running Command ```shell ./bin/seatunnel.sh --config ./config/mysqlcdc_hdfs_.config.template -e local ``` ### Error Exception ```log *org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.ByteArraySerializer is not an instance of** org.apache.kafka.common.serialization.Serialize ``` ### Zeta or Flink or Spark Version 2.3.8 ### Java or Scala Version 1.8 ### Screenshots need help!!!!!!!! ### Are you willing to submit PR? - [x] Yes I am willing to submit a PR! ### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) -- This is an automated message from the Apache Git Service. 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