java.lang.NoSuchMethodException: java.lang.UNIXProcess.destroyProcess(int) at java.lang.Class.getDeclaredMethod(Class.java:2025) Caused: java.lang.LinkageError at org.netbeans.processtreekiller.ProcessTreeKiller$Unix.(ProcessTreeKiller.java:281) at org.netbeans.processtreekiller.ProcessTreeKiller.get(ProcessTreeKiller.java:133) at org.netbeans.modules.extexecution.destroy.ProcessTreeDestroyPerformer.destroy(ProcessTreeDestroyPerformer.java:59) at org.netbeans.api.extexecution.ExternalProcessSupport.destroy(ExternalProcessSupport.java:88) at org.netbeans.modules.maven.execute.MavenCommandLineExecutor.kill(MavenCommandLineExecutor.java:264) at org.netbeans.modules.maven.execute.MavenCommandLineExecutor.access$100(MavenCommandLineExecutor.java:100) at org.netbeans.modules.maven.execute.MavenCommandLineExecutor$3.run(MavenCommandLineExecutor.java:280) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1432) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2042)