It's actually execution time exception with the preference to IPv4 stack javax.naming.NamingException: Could not dereference object [Root exception is javax.naming.CommunicationException: Could not obtain connection to any of these urls: 127.0.0.1:1100 and discovery failed with error: javax.naming.CommunicationException: Receive timed out [Root exception is java.net.SocketTimeoutException: Receive timed out] [Root exception is javax.naming.CommunicationException: Failed to connect to server 127.0.0.1:1100 [Root exception is javax.naming.ServiceUnavailableException: Failed to connect to server 127.0.0.1:1100 [Root exception is java.net.ConnectException: Connection refused: connect]]]] at org.jnp.interfaces.NamingContext.resolveLink(NamingContext.java:1067) at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:700) at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:716) at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:587) at javax.naming.InitialContext.lookup(InitialContext.java:351) Binding issues were happening with preference to IPv6 stack and are no longer an issue View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4152808#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...