java.lang.IncompatibleClassChangeError: Implementing class at java.lang.ClassLoader.defineClass1(ClassLoader.java:0) at java.lang.ClassLoader.defineClass(ClassLoader.java:760) at org.netbeans.JarClassLoader.doLoadClass(JarClassLoader.java:311) at org.netbeans.ProxyClassLoader.selfLoadClass(ProxyClassLoader.java:259) at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:187) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.netbeans.modules.terminal.ioprovider.TerminalInputOutput.(TerminalInputOutput.java:623) at org.netbeans.modules.terminal.ioprovider.TerminalIOProvider.getIO(TerminalIOProvider.java:122) at org.netbeans.modules.terminal.ioprovider.TerminalIOProvider.getIO(TerminalIOProvider.java:87) at org.netbeans.modules.cnd.makeproject.api.ProjectActionSupport$EventsProcessor$3.createNewTab(ProjectActionSupport.java:493) at org.netbeans.modules.nativeexecution.api.execution.IOTabsController$TabsGroup.getTab(IOTabsController.java:145) at org.netbeans.modules.cnd.makeproject.api.ProjectActionSupport$EventsProcessor.run(ProjectActionSupport.java:521) Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.IncompatibleClassChangeError: Implementing class at org.openide.util.RequestProcessor.post(RequestProcessor.java:420) at org.netbeans.modules.cnd.makeproject.api.ProjectActionSupport.submitTask(ProjectActionSupport.java:261) at org.netbeans.modules.cnd.makeproject.api.ProjectActionSupport.fireActionPerformed(ProjectActionSupport.java:257) at org.netbeans.modules.cnd.makeproject.api.ProjectActionSupport.fireActionPerformed(ProjectActionSupport.java:253) at org.netbeans.modules.cnd.makeproject.MakeActionProvider$1$1.runImpl(MakeActionProvider.java:351) at org.netbeans.modules.cnd.utils.NamedRunnable.run(NamedRunnable.java:62) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1443) at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:68) at org.openide.util.lookup.Lookups.executeWith(Lookups.java:303) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2058)