java.lang.AssertionError at org.netbeans.spi.project.support.ant.ProjectProperties$PP.write(ProjectProperties.java:219) at org.netbeans.spi.project.support.ant.ProjectProperties.write(ProjectProperties.java:134) at org.netbeans.spi.project.support.ant.AntProjectHelper.save(AntProjectHelper.java:595) at org.netbeans.spi.project.support.ant.AntProjectHelper.access$100(AntProjectHelper.java:102) at org.netbeans.spi.project.support.ant.AntProjectHelper$1.save(AntProjectHelper.java:140) at org.netbeans.modules.project.ant.AntBasedProjectFactorySingleton.saveProject(AntBasedProjectFactorySingleton.java:337) at org.netbeans.api.project.ProjectManager$6.run(ProjectManager.java:643) at org.netbeans.api.project.ProjectManager$6.run(ProjectManager.java:632) at org.openide.util.Mutex.writeAccess(Mutex.java:433) at org.netbeans.api.project.ProjectManager.saveProject(ProjectManager.java:632) at org.netbeans.modules.j2ee.sun.ide.j2ee.BuildExtension.abbreviateBuildXml(BuildExtension.java:146) at org.netbeans.modules.j2ee.sun.ide.j2ee.ModuleConfigurationImpl$StaticBuildExtensionListener.rewriteBuildImpl(ModuleConfigurationImpl.java:356) at org.netbeans.modules.j2ee.sun.ide.j2ee.ModuleConfigurationImpl$StaticBuildExtensionListener.access$100(ModuleConfigurationImpl.java:316) at org.netbeans.modules.j2ee.sun.ide.j2ee.ModuleConfigurationImpl$StaticBuildExtensionListener$1.run(ModuleConfigurationImpl.java:412) at org.openide.util.Mutex.leaveImpl(Mutex.java:902) at org.openide.util.Mutex.leave(Mutex.java:835) at org.openide.util.Mutex.readAccess(Mutex.java:287) at org.netbeans.spi.project.support.ant.ProjectProperties$PP.fireChange(ProjectProperties.java:339) at org.netbeans.spi.project.support.ant.ProjectProperties$PP.diskChange(ProjectProperties.java:358) at org.netbeans.spi.project.support.ant.ProjectProperties$PP.fileChanged(ProjectProperties.java:373) at org.openide.filesystems.FileUtil$Holder.fileChanged(FileUtil.java:345) at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEventImpl(FCLSupport.java:136) at org.openide.filesystems.FCLSupport$DispatchEventWrapper.dispatchEvent(FCLSupport.java:122) at org.openide.filesystems.FCLSupport.dispatchEvent(FCLSupport.java:99) at org.openide.filesystems.FileObject$ED.dispatch(FileObject.java:1014) at org.openide.filesystems.EventControl.invokeDispatchers(EventControl.java:203) at org.openide.filesystems.EventControl.exitAtomicAction(EventControl.java:177) at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:122) at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:509) at org.netbeans.spi.project.support.ant.ProjectProperties$PP.write(ProjectProperties.java:228) at org.netbeans.spi.project.support.ant.ProjectProperties.write(ProjectProperties.java:134) at org.netbeans.spi.project.support.ant.AntProjectHelper.save(AntProjectHelper.java:595) at org.netbeans.spi.project.support.ant.AntProjectHelper.access$100(AntProjectHelper.java:102) at org.netbeans.spi.project.support.ant.AntProjectHelper$1.save(AntProjectHelper.java:140) at org.netbeans.modules.project.ant.AntBasedProjectFactorySingleton.saveProject(AntBasedProjectFactorySingleton.java:337) at org.netbeans.api.project.ProjectManager$6.run(ProjectManager.java:643) at org.netbeans.api.project.ProjectManager$6.run(ProjectManager.java:632) at org.openide.util.Mutex.writeAccess(Mutex.java:433) at org.netbeans.api.project.ProjectManager.saveProject(ProjectManager.java:632) at org.netbeans.modules.web.project.ui.customizer.WebProjectProperties$5.run(WebProjectProperties.java:829) at org.openide.util.Mutex.postRequest(Mutex.java:1251) at org.openide.util.Mutex.postWriteRequest(Mutex.java:582) at org.netbeans.modules.web.project.ui.customizer.WebProjectProperties.setServerInstance(WebProjectProperties.java:819) at org.netbeans.modules.web.project.ProjectWebModule.setServerInstanceID(ProjectWebModule.java:383) at org.netbeans.modules.j2ee.earproject.ui.customizer.EarProjectProperties.getModFromAntArtifact(EarProjectProperties.java:621) at org.netbeans.modules.j2ee.earproject.ui.customizer.EarProjectProperties.addItemToAppDD(EarProjectProperties.java:602) at org.netbeans.modules.j2ee.earproject.ProjectEar.setupDDFromVirtual(ProjectEar.java:292) at org.netbeans.modules.j2ee.earproject.ProjectEar.getApplication(ProjectEar.java:253) at org.netbeans.modules.j2ee.earproject.ProjectEar.getModuleVersion(ProjectEar.java:307) at org.netbeans.modules.j2ee.deployment.devmodules.api.J2eeModule.getModuleVersion(J2eeModule.java:145) at org.netbeans.modules.glassfish.eecommon.api.config.GlassfishConfiguration.(GlassfishConfiguration.java:136) at org.netbeans.modules.glassfish.eecommon.api.config.GlassfishConfiguration.(GlassfishConfiguration.java:113) at org.netbeans.modules.j2ee.sun.share.configbean.SunONEDeploymentConfiguration.(SunONEDeploymentConfiguration.java:117) at org.netbeans.modules.j2ee.sun.ide.j2ee.ModuleConfigurationImpl.(ModuleConfigurationImpl.java:105) at org.netbeans.modules.j2ee.sun.ide.j2ee.ModConFactory.create(ModConFactory.java:63) at org.netbeans.modules.j2ee.deployment.config.ConfigSupportImpl.getModuleConfiguration(ConfigSupportImpl.java:707) at org.netbeans.modules.j2ee.deployment.config.ConfigSupportImpl.ensureConfigurationReady(ConfigSupportImpl.java:216) at org.netbeans.modules.j2ee.earproject.EarProject$ProjectOpenedHookImpl.projectOpened(EarProject.java:492) at org.netbeans.spi.project.ui.ProjectOpenedHook$1.projectOpened(ProjectOpenedHook.java:81) at org.netbeans.spi.project.ui.support.UILookupMergerSupport$OpenHookImpl.projectOpened(UILookupMergerSupport.java:193) at org.netbeans.spi.project.ui.ProjectOpenedHook$1.projectOpened(ProjectOpenedHook.java:81) at org.netbeans.modules.project.ui.OpenProjectList.notifyOpened(OpenProjectList.java:1059) at org.netbeans.modules.project.ui.OpenProjectList.doOpenProject(OpenProjectList.java:1110) at org.netbeans.modules.project.ui.OpenProjectList.doOpen(OpenProjectList.java:663) at org.netbeans.modules.project.ui.OpenProjectList.access$1200(OpenProjectList.java:122) at org.netbeans.modules.project.ui.OpenProjectList$3.run(OpenProjectList.java:553) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:573) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1005)