ConcurrentModificationException in ConfigAdminService

12:07:46,616 ERROR [org.jboss.osgi.framework] (MSC service thread 1-2) JBOSGI011026: Framework Error: org.osgi.framework.BundleException: JBOSGI011254: Cannot start bundle: jboss-as-osgi-configadmin:7.2.0.Alpha1-SNAPSHOT
    at org.jboss.osgi.framework.internal.DefaultBundleLifecycleHandler.start(DefaultBundleLifecycleHandler.java:110) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.as.osgi.service.BundleLifecycleIntegration.start(BundleLifecycleIntegration.java:167)
    at org.jboss.osgi.framework.internal.HostBundleState.transitionToActive(HostBundleState.java:292) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.osgi.framework.internal.HostBundleState.startInternal(HostBundleState.java:228) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.osgi.framework.internal.AbstractBundleState.start(AbstractBundleState.java:522) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.osgi.framework.internal.DefaultStartLevelPlugin.increaseStartLevel(DefaultStartLevelPlugin.java:265) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.osgi.framework.internal.FrameworkActive.start(FrameworkActive.java:131) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746) [jboss-msc-1.0.2.GA.jar:1.0.2.GA]
    at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [rt.jar:1.6.0_37]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [rt.jar:1.6.0_37]
    at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_37]
Caused by: java.util.ConcurrentModificationException
    at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:373) [rt.jar:1.6.0_37]
    at java.util.LinkedHashMap$KeyIterator.next(LinkedHashMap.java:384) [rt.jar:1.6.0_37]
    at org.jboss.as.configadmin.service.ConfigAdminServiceImpl.addListener(ConfigAdminServiceImpl.java:249)
    at org.jboss.as.osgi.configadmin.DomainModelPersistenceManager.start(DomainModelPersistenceManager.java:68)
    at org.jboss.osgi.framework.internal.DefaultBundleLifecycleHandler.start(DefaultBundleLifecycleHandler.java:84) [jbosgi-framework-core-2.0.1.Final.jar:2.0.1.Final]