java.io.IOException: Remote call failed
	at hudson.remoting.Channel.call(Channel.java:490)
	at hudson.FilePath.act(FilePath.java:625)
	at hudson.plugins.helpers.BuildProxy.doPerform(BuildProxy.java:71)
	at hudson.plugins.helpers.AbstractPublisherImpl.perform(AbstractPublisherImpl.java:30)
	at hudson.model.AbstractBuild$AbstractRunner.performAllBuildStep(AbstractBuild.java:372)
	at hudson.model.AbstractBuild$AbstractRunner.performAllBuildStep(AbstractBuild.java:360)
	at hudson.model.Build$RunnerImpl.post2(Build.java:183)
	at hudson.model.AbstractBuild$AbstractRunner.post(AbstractBuild.java:345)
	at hudson.model.Run.run(Run.java:943)
	at hudson.model.Build.run(Build.java:112)
	at hudson.model.ResourceController.execute(ResourceController.java:93)
	at hudson.model.Executor.run(Executor.java:119)
Caused by: java.lang.NoClassDefFoundError: hudson/maven/MavenBuildProxy$BuildCallable
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:465)
	at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:100)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:247)
	at hudson.remoting.ObjectInputStreamEx.resolveClass(ObjectInputStreamEx.java:50)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1575)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1732)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at hudson.remoting.UserRequest.perform(UserRequest.java:86)
	at hudson.remoting.UserRequest.perform(UserRequest.java:46)
	at hudson.remoting.Request$2.run(Request.java:236)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.ClassNotFoundException: hudson.maven.MavenBuildProxy$BuildCallable
	at hudson.remoting.RemoteClassLoader$ClassLoaderProxy.fetch(RemoteClassLoader.java:264)
	at sun.reflect.GeneratedMethodAccessor172.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at hudson.remoting.RemoteInvocationHandler$RPCRequest.perform(RemoteInvocationHandler.java:263)
	... 7 more
FATAL: Unexpected exception
java.lang.RuntimeException: Unexpected exception
	at hudson.plugins.helpers.BuildProxy.unwrapException(BuildProxy.java:118)
	at hudson.plugins.helpers.BuildProxy.doPerform(BuildProxy.java:80)
	at hudson.plugins.helpers.AbstractPublisherImpl.perform(AbstractPublisherImpl.java:30)
	at hudson.model.AbstractBuild$AbstractRunner.performAllBuildStep(AbstractBuild.java:372)
	at hudson.model.AbstractBuild$AbstractRunner.performAllBuildStep(AbstractBuild.java:360)
	at hudson.model.Build$RunnerImpl.post2(Build.java:183)
	at hudson.model.AbstractBuild$AbstractRunner.post(AbstractBuild.java:345)
	at hudson.model.Run.run(Run.java:943)
	at hudson.model.Build.run(Build.java:112)
	at hudson.model.ResourceController.execute(ResourceController.java:93)
	at hudson.model.Executor.run(Executor.java:119)
Caused by: java.io.IOException: Remote call failed
	at hudson.remoting.Channel.call(Channel.java:490)
	at hudson.FilePath.act(FilePath.java:625)
	at hudson.plugins.helpers.BuildProxy.doPerform(BuildProxy.java:71)
	... 9 more
Caused by: java.lang.NoClassDefFoundError: hudson/maven/MavenBuildProxy$BuildCallable
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:465)
	at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:100)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:247)
	at hudson.remoting.ObjectInputStreamEx.resolveClass(ObjectInputStreamEx.java:50)
	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1575)
	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1496)
	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1732)
	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)
	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)
	at hudson.remoting.UserRequest.perform(UserRequest.java:86)
	at hudson.remoting.UserRequest.perform(UserRequest.java:46)
	at hudson.remoting.Request$2.run(Request.java:236)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
	at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.ClassNotFoundException: hudson.maven.MavenBuildProxy$BuildCallable
	at hudson.remoting.RemoteClassLoader$ClassLoaderProxy.fetch(RemoteClassLoader.java:264)
	at sun.reflect.GeneratedMethodAccessor172.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at hudson.remoting.RemoteInvocationHandler$RPCRequest.perform(RemoteInvocationHandler.java:263)
	... 7 more