yangluxu0802 opened a new issue, #8148: URL: https://github.com/apache/seatunnel/issues/8148
### 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 This error was reported using sap hana synchronization to doirs (使用了sap hana同步至doirs，报这个错误) ### SeaTunnel Version 2.3.8 ### SeaTunnel Config ```conf env { parallelism = 2 job.mode = "BATCH" } source { Jdbc { url = "jdbc:sap://ip:30015?reconnect=true" driver = "com.sap.db.jdbc.Driver" user = "xxx" password = "xxx" query = "SELECT * FROM SAPABAP1.EKPO" } } sink { Doris { fenodes = "IP:9030" username = "root" password = "xxx" database = "xxx" table = "xxx" data_save_mode = "DROP_DATA" doris.config = { read_json_by_line="true" } } } ``` ### Running Command ```shell ./bin/seatunnel.sh --config ./job/st.conf -m local ``` ### Error Exception ```log 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: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: java.util.concurrent.CompletionException: org.apache.seatunnel.engine.common.exception.JobException: java.lang.RuntimeException: java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver at org.apache.seatunnel.connectors.doris.sink.DorisSink.getSaveModeHandler(DorisSink.java:112) at org.apache.seatunnel.engine.server.master.JobMaster.handleSaveMode(JobMaster.java:372) at org.apache.seatunnel.engine.server.master.JobMaster.handleSaveMode(JobMaster.java:384) at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) 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.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193) at java.util.Iterator.forEachRemaining(Iterator.java:116) at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472) at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:485) at org.apache.seatunnel.engine.server.master.JobMaster.init(JobMaster.java:242) at org.apache.seatunnel.engine.server.CoordinatorService.lambda$submitJob$4(CoordinatorService.java:511) at org.apache.seatunnel.api.tracing.MDCRunnable.run(MDCRunnable.java:39) at java.util.concurrent.Executors$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:750) Caused by: java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver at java.net.URLClassLoader.findClass(URLClassLoader.java:387) at java.lang.ClassLoader.loadClass(ClassLoader.java:418) at org.apache.seatunnel.engine.common.loader.SeaTunnelBaseClassLoader.loadClassWithoutExceptionHandling(SeaTunnelBaseClassLoader.java:56) at org.apache.seatunnel.engine.common.loader.SeaTunnelChildFirstClassLoader.loadClassWithoutExceptionHandling(SeaTunnelChildFirstClassLoader.java:97) at org.apache.seatunnel.engine.common.loader.SeaTunnelBaseClassLoader.loadClass(SeaTunnelBaseClassLoader.java:47) at java.lang.ClassLoader.loadClass(ClassLoader.java:351) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:264) at org.apache.seatunnel.connectors.doris.sink.DorisSink.getSaveModeHandler(DorisSink.java:110) ... 22 more at com.hazelcast.spi.impl.AbstractInvocationFuture.wrapInCompletionException(AbstractInvocationFuture.java:1347) at com.hazelcast.spi.impl.AbstractInvocationFuture.cascadeException(AbstractInvocationFuture.java:1340) at com.hazelcast.spi.impl.AbstractInvocationFuture.access$200(AbstractInvocationFuture.java:65) at com.hazelcast.spi.impl.AbstractInvocationFuture$ApplyNode.execute(AbstractInvocationFuture.java:1478) at com.hazelcast.spi.impl.AbstractInvocationFuture.unblockOtherNode(AbstractInvocationFuture.java:797) at com.hazelcast.spi.impl.AbstractInvocationFuture.unblockAll(AbstractInvocationFuture.java:759) at com.hazelcast.spi.impl.AbstractInvocationFuture.complete0(AbstractInvocationFuture.java:1235) at com.hazelcast.spi.impl.AbstractInvocationFuture.completeExceptionallyInternal(AbstractInvocationFuture.java:1223) at com.hazelcast.spi.impl.AbstractInvocationFuture.completeExceptionally(AbstractInvocationFuture.java:709) at com.hazelcast.client.impl.spi.impl.ClientInvocation.completeExceptionally(ClientInvocation.java:294) at com.hazelcast.client.impl.spi.impl.ClientInvocation.notifyExceptionWithOwnedPermission(ClientInvocation.java:321) ``` ### Zeta or Flink or Spark Version Zeta ### Java or Scala Version Java 8 ### Screenshots _No response_ ### 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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