ManagedDatagramSocketBinding and ManagedMulticastSocketBinding throw NPE if created with bind address ----------------------------------------------------------------------------------------------------- Key: WFCORE-1033 URL: https://issues.jboss.org/browse/WFCORE-1033 Project: WildFly Core Issue Type: Bug Components: Server Affects Versions: 2.0.0.CR6 Reporter: Paul Ferraro Assignee: Paul Ferraro Priority: Critical Fix For: 2.0.0.CR7 {noformat} &amp#27;[0m&amp#27;[31m14:51:47,114 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-2) MSC000001: Failed to start service jboss.jgroups.channel.ee.connector: org.jboss.msc.service.StartException in service jboss.jgroups.channel.ee.connector: java.lang.NullPointerException at org.wildfly.clustering.jgroups.spi.service.ChannelConnectorBuilder.start(ChannelConnectorBuilder.java:96) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.NullPointerException at org.jboss.as.network.ManagedMulticastSocketBinding.bind(ManagedMulticastSocketBinding.java:78) at java.net.MulticastSocket.<init>(MulticastSocket.java:172) at org.jboss.as.network.ManagedMulticastSocketBinding.<init>(ManagedMulticastSocketBinding.java:54) at org.jboss.as.network.ManagedMulticastSocketBinding.create(ManagedMulticastSocketBinding.java:40) at org.jboss.as.network.SocketBindingManagerImpl.createMulticastSocket(SocketBindingManagerImpl.java:82) at org.jboss.as.clustering.jgroups.ManagedSocketFactoryNew.createMulticastSocket(ManagedSocketFactoryNew.java:127) at org.jgroups.util.Util.createMulticastSocket(Util.java:3089) at org.jgroups.protocols.MPING.start(MPING.java:190) at org.jgroups.stack.ProtocolStack.startStack(ProtocolStack.java:965) at org.jgroups.JChannel.startStack(JChannel.java:890) at org.jgroups.JChannel._preConnect(JChannel.java:553) at org.jgroups.JChannel.connect(JChannel.java:288) at org.jgroups.JChannel.connect(JChannel.java:279) at org.wildfly.clustering.jgroups.spi.service.ChannelConnectorBuilder.start(ChannelConnectorBuilder.java:94) {noformat} This is because the MulticastSocket and DatagramSocket constructors call bind(...), but the ManagedBindingRegistry is not yet set.