EJB Client: IllegalArgumentException: Can not set final org.jboss.ejb.client.Affinity field org.jboss.ejb.client.EJBLocator.affinity to java.lang.String

13:52:27,421 INFO [org.jboss.as.server] (DeploymentScanner-threads - 2) JBAS018559: Deployed "clusterbench-ee6.ear"
13:52:43,158 ERROR [stderr] (Remoting "rhusar" task-1) Exception in thread "Remoting "rhusar" task-1" java.lang.IllegalArgumentException: Can not set final org.jboss.ejb.client.Affinity field org.jboss.ejb.client.EJBLocator.affinity to java.lang.String
13:52:43,159 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:146)
13:52:43,160 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:150)
13:52:43,160 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.UnsafeQualifiedObjectFieldAccessorImpl.set(UnsafeQualifiedObjectFieldAccessorImpl.java:65)
13:52:43,162 ERROR [stderr] (Remoting "rhusar" task-1) at java.lang.reflect.Field.set(Field.java:657)
13:52:43,163 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1673)
13:52:43,163 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverObjectInputStream.defaultReadObject(RiverObjectInputStream.java:73)
13:52:43,166 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.ejb.client.EJBLocator.readObject(EJBLocator.java:220)
13:52:43,166 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
13:52:43,166 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
13:52:43,167 ERROR [stderr] (Remoting "rhusar" task-1) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
13:52:43,167 ERROR [stderr] (Remoting "rhusar" task-1) at java.lang.reflect.Method.invoke(Method.java:597)
13:52:43,167 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:211)
13:52:43,168 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1576)
13:52:43,168 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1553)
13:52:43,169 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1231)
13:52:43,170 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:272)
13:52:43,173 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
13:52:43,175 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
13:52:43,176 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.as.ejb3.remote.protocol.versionone.MethodInvocationMessageHandler.processMessage(MethodInvocationMessageHandler.java:134)
13:52:43,178 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.as.ejb3.remote.protocol.versionone.VersionOneProtocolChannelReceiver.handleMessage(VersionOneProtocolChannelReceiver.java:170)
13:52:43,185 ERROR [stderr] (Remoting "rhusar" task-1) at org.jboss.remoting3.remote.RemoteConnectionChannel$5.run(RemoteConnectionChannel.java:409)
13:52:43,186 ERROR [stderr] (Remoting "rhusar" task-1) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
13:52:43,186 ERROR [stderr] (Remoting "rhusar" task-1) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
13:52:43,186 ERROR [stderr] (Remoting "rhusar" task-1) at java.lang.Thread.run(Thread.java:662)
13:52:43,187 ERROR [stderr] (Remoting "rhusar" task-1) Caused by: an exception which occurred:
13:52:43,187 ERROR [stderr] (Remoting "rhusar" task-1) in field affinity
13:52:43,187 ERROR [stderr] (Remoting "rhusar" task-1) in object of type org.jboss.ejb.client.StatefulEJBLocator
13:54:31,063 ERROR [stderr] (Remoting "rhusar" task-5) Exception in thread "Remoting "rhusar" task-5" java.lang.IllegalArgumentException: Can not set final org.jboss.ejb.client.Affinity field org.jboss.ejb.client.EJBLocator.affinity to java.lang.String
13:54:31,064 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:146)
13:54:31,065 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:150)
13:54:31,065 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.UnsafeQualifiedObjectFieldAccessorImpl.set(UnsafeQualifiedObjectFieldAccessorImpl.java:65)
13:54:31,065 ERROR [stderr] (Remoting "rhusar" task-5) at java.lang.reflect.Field.set(Field.java:657)
13:54:31,066 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1673)
13:54:31,066 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverObjectInputStream.defaultReadObject(RiverObjectInputStream.java:73)
13:54:31,066 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.ejb.client.EJBLocator.readObject(EJBLocator.java:220)
13:54:31,067 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
13:54:31,067 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
13:54:31,067 ERROR [stderr] (Remoting "rhusar" task-5) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
13:54:31,068 ERROR [stderr] (Remoting "rhusar" task-5) at java.lang.reflect.Method.invoke(Method.java:597)
13:54:31,068 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:211)
13:54:31,068 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1576)
13:54:31,069 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1553)
13:54:31,069 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1231)
13:54:31,072 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:272)
13:54:31,072 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)
13:54:31,072 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:37)
13:54:31,073 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.as.ejb3.remote.protocol.versionone.MethodInvocationMessageHandler.processMessage(MethodInvocationMessageHandler.java:134)
13:54:31,073 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.as.ejb3.remote.protocol.versionone.VersionOneProtocolChannelReceiver.handleMessage(VersionOneProtocolChannelReceiver.java:170)
13:54:31,078 ERROR [stderr] (Remoting "rhusar" task-5) at org.jboss.remoting3.remote.RemoteConnectionChannel$5.run(RemoteConnectionChannel.java:409)
13:54:31,078 ERROR [stderr] (Remoting "rhusar" task-5) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
13:54:31,079 ERROR [stderr] (Remoting "rhusar" task-5) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
13:54:31,079 ERROR [stderr] (Remoting "rhusar" task-5) at java.lang.Thread.run(Thread.java:662)
13:54:31,079 ERROR [stderr] (Remoting "rhusar" task-5) Caused by: an exception which occurred:
13:54:31,080 ERROR [stderr] (Remoting "rhusar" task-5) in field affinity
13:54:31,080 ERROR [stderr] (Remoting "rhusar" task-5) in object of type org.jboss.ejb.client.StatefulEJBLocator