Caused by: java.lang.Exception: Could not create actor system

错误如下Caused by: java.lang.Exception: Could not create actor systemat org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:276)at org.apache.flink.runtime.cluste

故乡的花又开了吗

6009人浏览 · 2021-08-16 16:48:01

故乡的花又开了吗 · 2021-08-16 16:48:01 发布

错误如下

Caused by: java.lang.Exception: Could not create actor system
	at org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:276)
	at org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:162)
	at org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:121)
	at org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:96)
	at org.apache.flink.runtime.rpc.akka.AkkaRpcServiceUtils.createRpcService(AkkaRpcServiceUtils.java:78)
	at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.createRpcService(ClusterEntrypoint.java:284)
	at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.initializeServices(ClusterEntrypoint.java:255)
	at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.runCluster(ClusterEntrypoint.java:207)
	at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.lambda$startCluster$0(ClusterEntrypoint.java:163)
	at java.security.AccessController.doPrivileged(Native Method)
	at javax.security.auth.Subject.doAs(Subject.java:422)
	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1754)
	at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
	at org.apache.flink.runtime.entrypoint.ClusterEntrypoint.startCluster(ClusterEntrypoint.java:162)
	... 2 more
Caused by: java.lang.NoSuchMethodError: scala.Predef$.refArrayOps([Ljava/lang/Object;)Lscala/collection/mutable/ArrayOps;
	at org.apache.flink.runtime.akka.AkkaUtils$.getRemoteAkkaConfig(AkkaUtils.scala:471)
	at org.apache.flink.runtime.akka.AkkaUtils$.getAkkaConfig(AkkaUtils.scala:218)
	at org.apache.flink.runtime.akka.AkkaUtils.getAkkaConfig(AkkaUtils.scala)
	at org.apache.flink.runtime.clusterframework.BootstrapTools.startActorSystem(BootstrapTools.java:256)
	... 15 more

这个错误其实我是从别的博主哪儿找到的，提醒了一下这个是因为scala版本的错误原因导致的，我们的集群中的kafka有对应的scala版本和kafka自己的版本
在这里插入图片描述
而我们在idea中的项目一般都是maven项目，在导入依赖的时候，就会导致版本不一致，

如上图所说，我们在导入时kafak对应的scala版本应和集群中的一致，才可以，此问题就解决了。