NullPointerException in RemotingHttpUpgradeService if no http port.

13:50:47,384 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-3) MSC000001: Failed to start service jboss."remoting ".remoting-http-upgrade-service.http-management: org.jboss.msc.service.StartException in service jboss."remoting ".remoting-http-upgrade-service.http-management: Failed to start service
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1900) [jboss-msc-1.2.0.Beta2.jar:1.2.0.Beta2]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_17]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_17]
	at java.lang.Thread.run(Thread.java:722) [rt.jar:1.7.0_17]
Caused by: java.lang.NullPointerException
	at org.jboss.as.remoting.RemotingHttpUpgradeService.start(RemotingHttpUpgradeService.java:129)
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1944) [jboss-msc-1.2.0.Beta2.jar:1.2.0.Beta2]
	at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1877) [jboss-msc-1.2.0.Beta2.jar:1.2.0.Beta2]
	... 3 more

13:50:47,389 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) JBAS014613: Operation ("add") failed - address: ([
    ("core-service" => "management"),
    ("management-interface" => "http-interface")
]) - failure description: {"JBAS014671: Failed services" => {"jboss.\"remoting \".remoting-http-upgrade-service.http-management" => "org.jboss.msc.service.StartException in service jboss.\"remoting \".remoting-http-upgrade-service.http-management: Failed to start service
    Caused by: java.lang.NullPointerException"}}