java.lang.NumberFormatException: null
        at java.lang.Integer.parseInt(Integer.java:415)
        at java.lang.Integer.parseInt(Integer.java:497)
        at org.netbeans.modules.j2ee.sun.ide.dm.ServerInstanceDescriptorImpl.getHttpPort(ServerInstanceDescriptorImpl.java:64)
        at org.netbeans.modules.j2ee.deployment.devmodules.api.ServerInstance$Descriptor.getHttpPort(ServerInstance.java:205)
        at org.netbeans.modules.websvc.core.jaxws.nodes.JaxWsNode.getWebServiceURL(JaxWsNode.java:376)
        at org.netbeans.modules.websvc.core.jaxws.nodes.JaxWsNode.getWsdlURL(JaxWsNode.java:615)
        at org.netbeans.modules.websvc.core.jaxws.nodes.JaxWsNode$2.run(JaxWsNode.java:202)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:572)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:997)