Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/shaded/javax/ws/rs/core/NoContentException at org.apache.hadoop.yarn.util.timeline.TimelineUtils.<clinit>(TimelineUtils.java:60) at org.apache.hadoop.yarn.client.api.impl.YarnClientImpl.serviceInit(YarnClientImpl.java:200) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164) at org.apache.spark.deploy.yarn.Client.submitApplication(Client.scala:191) at org.apache.spark.scheduler.cluster.YarnClientSchedulerBackend.start(YarnClientSchedulerBackend.scala:62) at org.apache.spark.scheduler.TaskSchedulerImpl.start(TaskSchedulerImpl.scala:222)

这是一个 Java 异常，可能是由于缺少 org.apache.hadoop.shaded.javax.ws.rs.core.NoContentException 类的定义，导致无法运行。你需要检查你的代码及其所依赖的库，确保它们都正确地配置和安装。另外，你也可以考虑使用更详细的日志记录来定位问题所在。