Exception in thread "main" java.lang.ClassNotFoundException: hudson.remoting.Launcher

[Stas Roshkolets]

Hello,
Sometimes we get an error while running maven jobs:

Exception in thread "main" java.lang.ClassNotFoundException: hudson.remoting.Launcher
15:50:38 	at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:50)
15:50:38 	at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271)
15:50:38 	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247)
15:50:38 	at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239)
15:50:38 	at jenkins.maven3.agent.Maven32Main.main(Maven32Main.java:143)
15:50:38 	at jenkins.maven3.agent.Maven32Main.main(Maven32Main.java:74)
15:50:38 ERROR: Failed to parse POMs
15:50:38 java.io.EOFException: unexpected stream termination
15:50:38 	at hudson.remoting.ChannelBuilder.negotiate(ChannelBuilder.java:365)
15:50:38 	at hudson.remoting.ChannelBuilder.build(ChannelBuilder.java:310)
15:50:38 	at hudson.slaves.Channels.forProcess(Channels.java:115)
15:50:38 	at hudson.maven.AbstractMavenProcessFactory.newProcess(AbstractMavenProcessFactory.java:297)
15:50:38 	at hudson.maven.ProcessCache.get(ProcessCache.java:236)
15:50:38 	at hudson.maven.MavenModuleSetBuild$MavenModuleSetBuildExecution.doRun(MavenModuleSetBuild.java:778)
15:50:38 	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:534)
15:50:38 	at hudson.model.Run.execute(Run.java:1738)
15:50:38 	at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:531)
15:50:38 	at hudson.model.ResourceController.execute(ResourceController.java:98)
15:50:38 	at hudson.model.Executor.run(Executor.java:410)


Error appear after this line:
java -Xms512m -Xmx4096m -XX:+UseConcMarkSweepGC -cp /jphome/jp/ccjp/mb_ccjp/maven32-agent.jar:/amdocs/external/maven-3.3.9/boot/plexus-classworlds-2.5.2.jar:/amdocs/external/maven-3.3.9/conf/logging jenkins.maven3.agent.Maven32Main /amdocs/external/maven-3.3.9 /jphome/jp/ccjp/mb_ccjp/slave.jar /jphome/jp/ccjp/mb_ccjp/maven32-interceptor.jar /jphome/jp/ccjp/mb_ccjp/maven3-interceptor-commons.jar 57547


After Node relaunched, issue is solved bit is there any permanent solution for this?
Do you know what is a root cause for this?