NoSuchMethodError: scala.Predef$.ArrowAssoc(Ljava/lang/Object;)Ljava/lang/Object

本文介绍了一种常见的错误,即在使用Akka框架时由于Scala版本不一致引发的NoSuchMethodError异常,并提供了修改依赖配置来统一Scala版本的解决方案。

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Exception in thread "main" java.lang.NoSuchMethodError: scala.Predef$.ArrowAssoc(Ljava/lang/Object;)Ljava/lang/Object;
	at akka.actor.setup.ActorSystemSetup$.$anonfun$apply$1(ActorSystemSetup.scala:39)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
	at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
	at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:34)
	at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
	at scala.collection.AbstractTraversable.map(Traversable.scala:105)
	at akka.actor.setup.ActorSystemSetup$.apply(ActorSystemSetup.scala:39)
	at akka.actor.ActorSystem$.apply(ActorSystem.scala:289)
	at akka.actor.ActorSystem$.apply(ActorSystem.scala:264)
	at org.apache.spark.util.AkkaUtils$.org$apache$spark$util$AkkaUtils$$doCreateActorSystem(AkkaUtils.scala:142)
	at org.apache.spark.util.AkkaUtils$$anonfun$1.apply(AkkaUtils.scala:54)
	at org.apache.spark.util.AkkaUtils$$anonfun$1.apply(AkkaUtils.scala:53)
	at org.apache.spark.util.Utils$$anonfun$startServiceOnPort$1.apply$mcVI$sp(Utils.scala:1969)
	at scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:141)
	at org.apache.spark.util.Utils$.startServiceOnPort(Utils.scala:1965)
	at org.apache.spark.util.AkkaUtils$.createActorSystem(AkkaUtils.scala:56)
	at org.apache.spark.SparkEnv$.create(SparkEnv.scala:209)
	at org.apache.spark.SparkContext.<init>(SparkContext.scala:289)
	at org.apache.spark.api.java.JavaSparkContext.<init>(JavaSparkContext.scala:54)
	at com.lcc.spark.Demo.main(Demo.java:26)

原因:使用的scala版本不统一,统一版本就好了

		 <dependency>
            <groupId>com.typesafe.akka</groupId>
            <artifactId>akka-actor_2.10</artifactId>
            <version>2.2.4</version>
        </dependency>

在这里插入图片描述

lcc@lcc scala$ echo $SCALA_HOME
/Users/lcc/soft/scala/scala-2.10.4
lcc@lcc scala$
java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.huawei.bigdata.job.LauncherAM.run(LauncherAM.java:126) at com.huawei.bigdata.job.LauncherAM$1.run(LauncherAM.java:105) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1761) at com.huawei.bigdata.job.LauncherAM.main(LauncherAM.java:101) Caused by: java.lang.NoSuchMethodError: scala.Predef$.refArrayOps([Ljava/lang/Object;)[Ljava/lang/Object; at com.nari.LeoUtils$.extractArgs(LeoUtils.scala:564) at com.nari.LeoUtils$.initParams(LeoUtils.scala:505) at com.nari.utils.FlinkEvnBuilder$.buildStreamingEnv(FlinkEvnBuilder.scala:30) at com.nari.bmsoft.stream.hn.task.BusbarSimulateGearHnTask$.main(BusbarSimulateGearHnTask.scala:23) at com.nari.bmsoft.stream.hn.task.BusbarSimulateGearHnTask.main(BusbarSimulateGearHnTask.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:349) at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:219) at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:114) at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:842) at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:246) at org.apache.flink.client.cli.CliFrontend.parseAndRun(CliFrontend.java:1084) at com.huawei.bigdata.job.action.FlinkClient.lambda$flinkClientSubmit$0(FlinkClient.java:64) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1761) at org.apache.flink.runtime.security.contexts.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41) at com.huawei.bigdata.job.action.FlinkClient.flinkClientSubmit(FlinkClient.java:64) at com.huawei.bigdata.job.action.FlinkMain.runJob(FlinkMain.java:200) at com.huawei.bigdata.job.action.LauncherMain.submit(LauncherMain.java:93) at com.huawei.bigdata.job.action.LauncherMain.run(LauncherMain.java:49) at com.huawei.bigdata.job.action.FlinkMain.main(FlinkMain.java:108) ... 10 more
最新发布
06-24
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