json4s jar不能直接替换，替换json4s jar 后需要重新编译。 mvn -N install mvn clean install
肖培栋 <xiaopeidong1...@163.com> 于2022年7月26日周二 19:43写道： > linkis 1.0.3 版本 > spark spark-2.4.5-bin-hadoop2.7 > > 出现报错内容：Job with execId-IDE_admin_spark_8 and subJobId : 9 from > orchestrator completed with state ErrorExecuteResponse(21304, Task is > Failed,errorMsg: errCode: 12003 ,desc: hadoop1:9101_8 Failed to async get > EngineNode RMErrorException: errCode: 11006 ,desc: Failed to request > external resourceClassCastException: org.json4s.JsonAST$JNothing$ cannot be > cast to org.json4s.JsonAST$JString ,ip: hadoop1 ,port: 9101 ,serviceKind: > linkis-cg-linkismanager ,ip: hadoop1 ,port: 9104 ,serviceKind: > linkis-cg-entrance,null) > > > 查看 json4s 的版本都一致，问题出在哪里呢 >
