[jboss-as7-dev] Need help: Build Failed

Hi All, Today I was trying to build jboss7 release 7.1.2 on my FreeBSD box with OpenJDK 1.6. After a few moments of compiling task. I have on Error At: [INFO] JBoss Application Server: Platform MBean integration FAILURE [1:31.627s]. ... ERROR] Please refer to /home/pierre/jbossas-jboss-as-fe5b783/platform-mbean/target/surefire-reports for the individual test results. ... The message into the test file journal is: failure message="thread-cpu-time-enabled is undefined" type="junit.framework.AssertionFailedError">junit.fra mework.AssertionFailedError: thread-cpu-time-enabled is undefined at junit.framework.Assert.fail(Assert.java:50) at junit.framework.Assert.assertTrue(Assert.java:20) at org.jboss.as.platform.mbean.PlatformMBeanResourceUnitTestCase.validateResource(PlatformMBeanResourceUn itTestCase.java:595) at org.jboss.as.platform.mbean.PlatformMBeanResourceUnitTestCase.basicResourceTest(PlatformMBeanResourceU nitTestCase.java:563) at org.jboss.as.platform.mbean.PlatformMBeanResourceUnitTestCase.testThreadingMXBean(PlatformMBeanResourc eUnitTestCase.java:340) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:616) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) What does it mean by : thread-cpu-time-enabled ilèundefined. It is a maven problem or a JVM ? I will appreciate your help. Thanks, mpj