java.lang.IllegalArgumentException: argument type mismatch
   at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:0)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:483)
   at org.netbeans.modules.javaee.wildfly.ide.commands.WildflyClient.executeOnOperation(WildflyClient.java:223)
   at org.netbeans.modules.javaee.wildfly.ide.commands.WildflyClient.shutdownServer(WildflyClient.java:173)
   at org.netbeans.modules.javaee.wildfly.ide.WildflyStopRunnable.run(WildflyStopRunnable.java:117)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)