Light-Towers opened a new issue, #6884: URL: https://github.com/apache/seatunnel/issues/6884
### 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 The column ’exhibit_desc ‘ type is string in hive, exist Null , sink mongo error ### SeaTunnel Version 2.3.5 ### SeaTunnel Config ```conf env { execution.parallelism = 2 job.mode = "BATCH" } source { Hive { table_name = "dw.app_test" metastore_uri = "thrift://master02:9083" hdfs_site_path = "/etc/hadoop/conf/hdfs-site.xml" read_partitions = ["dt=2024-05-21"] read_columns = ["journal_name","exhibit_desc"] } } sink { MongoDB{ uri = "mongodb://root:root@master01:27017/admin?connectTimeoutMS=10000&authSource=admin" database = "test" collection = "app_exhibition" schema = { fields { _id = string journal_name = STRING exhibit_desc = STRING } } } } ``` ### Running Command ```shell ./bin/seatunnel.sh --config ./config/sync_conf/hive2mongo -e local ``` ### Error Exception ```log 2024-05-22 18:01:30,065 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:202) 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: java.lang.RuntimeException: org.apache.seatunnel.connectors.seatunnel.mongodb.exception.MongodbConnectorException: ErrorCode:[COMMON-07], ErrorDescription:[Unsupported data type] - The column type is <STRING>, but a null value is being written into it at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:262) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:68) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:39) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:27) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.handleRecord(IntermediateBlockingQueue.java:75) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.collect(IntermediateBlockingQueue.java:50) at org.apache.seatunnel.engine.server.task.flow.IntermediateQueueFlowLifeCycle.collect(IntermediateQueueFlowLifeCycle.java:51) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.collect(TransformSeaTunnelTask.java:73) at org.apache.seatunnel.engine.server.task.SeaTunnelTask.stateProcess(SeaTunnelTask.java:168) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.call(TransformSeaTunnelTask.java:78) at org.apache.seatunnel.engine.server.TaskExecutionService$BlockingWorker.run(TaskExecutionService.java:703) at org.apache.seatunnel.engine.server.TaskExecutionService$NamedTaskWrapper.run(TaskExecutionService.java:1004) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: org.apache.seatunnel.connectors.seatunnel.mongodb.exception.MongodbConnectorException: ErrorCode:[COMMON-07], ErrorDescription:[Unsupported data type] - The column type is <STRING>, but a null value is being written into it at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:95) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:89) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$15.apply(RowDataToBsonConverters.java:326) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$15.apply(RowDataToBsonConverters.java:318) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:101) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:89) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$1.convert(RowDataToBsonConverters.java:77) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.lambda$createWriteModelSuppliers$2(RowDataDocumentSerializer.java:94) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.serializeToWriteModel(RowDataDocumentSerializer.java:68) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.serializeToWriteModel(RowDataDocumentSerializer.java:43) at org.apache.seatunnel.connectors.seatunnel.mongodb.sink.MongodbWriter.write(MongodbWriter.java:100) at org.apache.seatunnel.connectors.seatunnel.mongodb.sink.MongodbWriter.write(MongodbWriter.java:49) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:252) ... 16 more at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:194) ... 2 more 2024-05-22 18:01:30,066 ERROR [o.a.s.c.s.SeaTunnel ] [main] - =============================================================================== Exception in thread "main" org.apache.seatunnel.core.starter.exception.CommandExecuteException: SeaTunnel job executed failed at org.apache.seatunnel.core.starter.seatunnel.command.ClientExecuteCommand.execute(ClientExecuteCommand.java:202) 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: java.lang.RuntimeException: org.apache.seatunnel.connectors.seatunnel.mongodb.exception.MongodbConnectorException: ErrorCode:[COMMON-07], ErrorDescription:[Unsupported data type] - The column type is <STRING>, but a null value is being written into it at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:262) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:68) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:39) at org.apache.seatunnel.engine.server.task.SeaTunnelTransformCollector.collect(SeaTunnelTransformCollector.java:27) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.handleRecord(IntermediateBlockingQueue.java:75) at org.apache.seatunnel.engine.server.task.group.queue.IntermediateBlockingQueue.collect(IntermediateBlockingQueue.java:50) at org.apache.seatunnel.engine.server.task.flow.IntermediateQueueFlowLifeCycle.collect(IntermediateQueueFlowLifeCycle.java:51) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.collect(TransformSeaTunnelTask.java:73) at org.apache.seatunnel.engine.server.task.SeaTunnelTask.stateProcess(SeaTunnelTask.java:168) at org.apache.seatunnel.engine.server.task.TransformSeaTunnelTask.call(TransformSeaTunnelTask.java:78) at org.apache.seatunnel.engine.server.TaskExecutionService$BlockingWorker.run(TaskExecutionService.java:703) at org.apache.seatunnel.engine.server.TaskExecutionService$NamedTaskWrapper.run(TaskExecutionService.java:1004) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: org.apache.seatunnel.connectors.seatunnel.mongodb.exception.MongodbConnectorException: ErrorCode:[COMMON-07], ErrorDescription:[Unsupported data type] - The column type is <STRING>, but a null value is being written into it at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:95) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:89) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$15.apply(RowDataToBsonConverters.java:326) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$15.apply(RowDataToBsonConverters.java:318) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:101) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$2.apply(RowDataToBsonConverters.java:89) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataToBsonConverters$1.convert(RowDataToBsonConverters.java:77) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.lambda$createWriteModelSuppliers$2(RowDataDocumentSerializer.java:94) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.serializeToWriteModel(RowDataDocumentSerializer.java:68) at org.apache.seatunnel.connectors.seatunnel.mongodb.serde.RowDataDocumentSerializer.serializeToWriteModel(RowDataDocumentSerializer.java:43) at org.apache.seatunnel.connectors.seatunnel.mongodb.sink.MongodbWriter.write(MongodbWriter.java:100) at org.apache.seatunnel.connectors.seatunnel.mongodb.sink.MongodbWriter.write(MongodbWriter.java:49) at org.apache.seatunnel.engine.server.task.flow.SinkFlowLifeCycle.received(SinkFlowLifeCycle.java:252) ``` ### Zeta or Flink or Spark Version _No response_ ### Java or Scala Version _No response_ ### Screenshots _No response_ ### Are you willing to submit PR? - 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