EAP6 クラスターノードが "Unable to validate user: HORNETQ.CLUSTER.ADMIN.USER" をスローします

Issue

• JBoss EAP6 インスタンスをクラスターとして開始すると、server.log に以下のエラーが表示されます。

21:25:30,001 ERROR [org.hornetq.core.protocol.core.impl.HornetQPacketHandler] (Old I/O server worker (parentId:1836517931, [id:0x6d770a2b, /127.0.0.1:5545])) Failed to create session :HornetQException[errorCode=105 message=Unable to validate user:HORNETQ.CLUSTER.ADMIN.USER]
    at org.hornetq.core.security.impl.SecurityStoreImpl.authenticate(SecurityStoreImpl.java:126) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.server.impl.HornetQServerImpl.createSession(HornetQServerImpl.java:807) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.protocol.core.impl.HornetQPacketHandler.handleCreateSession(HornetQPacketHandler.java:187) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.protocol.core.impl.HornetQPacketHandler.handlePacket(HornetQPacketHandler.java:85) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.protocol.core.impl.ChannelImpl.handlePacket(ChannelImpl.java:508) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.protocol.core.impl.RemotingConnectionImpl.doBufferReceived(RemotingConnectionImpl.java:556) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.protocol.core.impl.RemotingConnectionImpl.bufferReceived(RemotingConnectionImpl.java:517) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.remoting.server.impl.RemotingServiceImpl$DelegatingBufferHandler.bufferReceived(RemotingServiceImpl.java:534) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.remoting.impl.netty.HornetQChannelHandler.messageReceived(HornetQChannelHandler.java:73) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleChannelHandler.java:100) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.StaticChannelPipeline.sendUpstream(StaticChannelPipeline.java:372) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.StaticChannelPipeline$StaticChannelHandlerContext.sendUpstream(StaticChannelPipeline.java:534) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:287) [netty-3.2.6.Final-redhat-1.jar:]
    at org.hornetq.core.remoting.impl.netty.HornetQFrameDecoder2.decode(HornetQFrameDecoder2.java:169) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.hornetq.core.remoting.impl.netty.HornetQFrameDecoder2.messageReceived(HornetQFrameDecoder2.java:134) [hornetq-core-2.2.16.Final-redhat-1.jar:2.2.16.Final (HQ_2_2_16_FINAL, 122)]
    at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:80) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.StaticChannelPipeline.sendUpstream(StaticChannelPipeline.java:372) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.StaticChannelPipeline.sendUpstream(StaticChannelPipeline.java:367) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:274) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:261) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.channel.socket.oio.OioWorker.run(OioWorker.java:100) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:44) [netty-3.2.6.Final-redhat-1.jar:]
    at org.jboss.netty.util.VirtualExecutorService$ChildExecutorRunnable.run(VirtualExecutorService.java:181) [netty-3.2.6.Final-redhat-1.jar:]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [rt.jar:1.7.0_05]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [rt.jar:1.7.0_05]
    at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_05]