DeploymentFullReplaceHandler Throws NullPointerException when Deploying to JBoss Domain

Issue

• We occassionally see an NPE like the following when deploying to our JBoss domain:

ERROR [org.jboss.as.controller.management-operation] (domain-connection-threads - 17) JBAS014612: Operation ("full-replace-deployment") failed - address: ([]): java.lang.NullPointerException
    at org.jboss.as.domain.controller.operations.deployment.DeploymentFullReplaceHandler.execute(DeploymentFullReplaceHandler.java:210)
    at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:397) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:284) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:211) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.CompositeOperationHandler.execute(CompositeOperationHandler.java:85) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:397) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:284) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:211) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.domain.controller.operations.coordination.OperationSlaveStepHandler.execute(OperationSlaveStepHandler.java:66)
    at org.jboss.as.domain.controller.operations.coordination.PrepareStepHandler.execute(PrepareStepHandler.java:80)
    at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:397) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.doCompleteStep(AbstractOperationContext.java:284) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.AbstractOperationContext.completeStep(AbstractOperationContext.java:211) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.ModelControllerImpl.internalExecute(ModelControllerImpl.java:126) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.ModelControllerImpl.execute(ModelControllerImpl.java:111) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler.doExecute(TransactionalProtocolOperationHandler.java:112) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$1.execute(TransactionalProtocolOperationHandler.java:95) [jboss-as-controller-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.protocol.mgmt.AbstractMessageHandler$2$1.doExecute(AbstractMessageHandler.java:295) [jboss-as-protocol-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at org.jboss.as.protocol.mgmt.AbstractMessageHandler$AsyncTaskRunner.run(AbstractMessageHandler.java:512) [jboss-as-protocol-7.1.2.Final-redhat-1.jar:7.1.2.Final-redhat-1]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [rt.jar:1.7.0_10]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [rt.jar:1.7.0_10]
    at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_10]
    at org.jboss.threads.JBossThread.run(JBossThread.java:122) [jboss-threads-2.0.0.GA-redhat-1.jar:2.0.0.GA-redhat-1]