Local Proxies cannot be looked up from remote JVM

Shown from TestSuite ejbthree1062:

Caused by: java.lang.NullPointerException
at java.net.URI$Parser.parse(URI.java:3010)
at java.net.URI.<init>(URI.java:578)
at org.jboss.remoting.InvokerLocator.URIParse(InvokerLocator.java:430)
at org.jboss.remoting.InvokerLocator.parse(InvokerLocator.java:383)
at org.jboss.remoting.InvokerLocator.<init>(InvokerLocator.java:359)
at org.jboss.ejb3.proxy.objectfactory.ProxyObjectFactory.createProxyFactoryProxy(ProxyObjectFactory.java:177)
at org.jboss.ejb3.proxy.objectfactory.ProxyObjectFactory.getObjectInstance(ProxyObjectFactory.java:147)
at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)
at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1315)
at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1332)