I am configuring GIT with Gerrit event so I select "Choosing strategy" with value "Gerrit Trigger" then I get the following exception (Using value "Default" it works but instead of fetching my changes it fetch the parent branch)

Detailed Java Exception:
17:31:41 hudson.util.IOException2: remote file operation failed: /proj/madridhss/jenkins/jobs-lab/GG-CI_1-Main_Prototype at hudson.remoting.Channel@a27760:esekilxxen1816
17:31:41 at hudson.FilePath.act(FilePath.java:901)
17:31:41 at hudson.FilePath.act(FilePath.java:878)
17:31:41 at hudson.plugins.git.GitSCM.determineRevisionToBuild(GitSCM.java:948)
17:31:41 at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1114)
17:31:41 at hudson.model.AbstractProject.checkout(AbstractProject.java:1369)
17:31:41 at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:676)
17:31:41 at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88)
17:31:41 at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:581)
17:31:41 at hudson.model.Run.execute(Run.java:1576)
17:31:41 at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
17:31:41 at hudson.model.ResourceController.execute(ResourceController.java:88)
17:31:41 at hudson.model.Executor.run(Executor.java:241)
17:31:41 Caused by: java.io.IOException: Remote call on esekilxxen1816 failed
17:31:41 at hudson.remoting.Channel.call(Channel.java:681)
17:31:41 at hudson.FilePath.act(FilePath.java:894)
17:31:41 ... 11 more
17:31:41 Caused by: java.lang.ClassFormatError: Failed to load com.sonyericsson.hudson.plugins.gerrit.trigger.hudsontrigger.GerritTriggerBuildChooser
17:31:41 at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:193)
17:31:41 at hudson.remoting.RemoteClassLoader.findClass(RemoteClassLoader.java:144)
17:31:41 at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
17:31:41 at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
17:31:41 at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
17:31:41 at java.lang.Class.forName0(Native Method)
17:31:41 at java.lang.Class.forName(Class.java:242)
17:31:41 at hudson.remoting.MultiClassLoaderSerializer$Input.resolveClass(MultiClassLoaderSerializer.java:113)
17:31:41 at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1544)
17:31:41 at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1466)
17:31:41 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1699)
17:31:41 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
17:31:41 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1910)
17:31:41 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1834)
17:31:41 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
17:31:41 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
17:31:41 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1910)
17:31:41 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1834)
17:31:41 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
17:31:41 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
17:31:41 at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1910)
17:31:41 at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1834)
17:31:41 at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1719)
17:31:41 at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1305)
17:31:41 at java.io.ObjectInputStream.readObject(ObjectInputStream.java:348)
17:31:41 at hudson.remoting.UserRequest.deserialize(UserRequest.java:182)
17:31:41 at hudson.remoting.UserRequest.perform(UserRequest.java:98)
17:31:41 at hudson.remoting.UserRequest.perform(UserRequest.java:48)
17:31:41 at hudson.remoting.Request$2.run(Request.java:326)
17:31:41 at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
17:31:41 at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:269)
17:31:41 at java.util.concurrent.FutureTask.run(FutureTask.java:123)
17:31:41 at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:651)
17:31:41 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:676)
17:31:41 at java.lang.Thread.run(Thread.java:595)
17:31:41 Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file
17:31:41 at java.lang.ClassLoader.defineClass1(Native Method)
17:31:41 at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
17:31:41 at java.lang.ClassLoader.defineClass(ClassLoader.java:466)
17:31:41 at hudson.remoting.RemoteClassLoader.loadClassFile(RemoteClassLoader.java:191)
17:31:41 ... 34 more