java.lang.IllegalArgumentException: Attempt to remove nonexistent path
ClassPath[Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/rt.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/i18n.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/sunrsasign.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/jsse.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/jce.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/charsets.jar!/],
Entry[file:/space/jdks/j2sdk1.4.2_08/jre/classes/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/ext/dnsns.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/ext/sunjce_provider.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/ext/localedata.jar!/],
Entry[jar:file:/space/jdks/j2sdk1.4.2_08/jre/lib/ext/ldapsec.jar!/]]
        at
org.netbeans.api.java.classpath.GlobalPathRegistry.unregister(GlobalPathRegistry.java:205)
        at
org.netbeans.modules.web.project.WebProject$ProjectOpenedHookImpl.projectClosed(WebProject.java:786)
        at
org.netbeans.spi.project.ui.ProjectOpenedHook$1.projectClosed(ProjectOpenedHook.java:53)
[catch] at
org.netbeans.modules.project.ui.OpenProjectList.notifyClosed(OpenProjectList.java:580)
        at
org.netbeans.modules.project.ui.OpenProjectList.close(OpenProjectList.java:340)
        at
org.netbeans.modules.project.ui.actions.CloseProject.actionPerformed(CloseProject.java:58)
        at
org.netbeans.modules.project.ui.actions.LookupSensitiveAction.actionPerformed(LookupSensitiveAction.java:100)
        at
javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1786)
        at
javax.swing.AbstractButton$ForwardActionEvents.actionPerformed(AbstractButton.java:1839)
        at
javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)
        at
javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)
        at javax.swing.AbstractButton.doClick(AbstractButton.java:289)
        at
javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1113)
        at
javax.swing.plaf.basic.BasicMenuItemUI$MouseInputHandler.mouseReleased(BasicMenuItemUI.java:943)
        at
java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:231)
        at java.awt.Component.processMouseEvent(Component.java:5100)
        at java.awt.Component.processEvent(Component.java:4897)
        at java.awt.Container.processEvent(Container.java:1569)
        at java.awt.Component.dispatchEventImpl(Component.java:3615)
        at java.awt.Container.dispatchEventImpl(Container.java:1627)
        at java.awt.Component.dispatchEvent(Component.java:3477)
        at
java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3483)
        at
java.awt.LightweightDispatcher.processMouseEvent(Container.java:3198)
        at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3128)
        at java.awt.Container.dispatchEventImpl(Container.java:1613)
        at java.awt.Window.dispatchEventImpl(Window.java:1606)
        at java.awt.Component.dispatchEvent(Component.java:3477)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:456)
        at
java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
        at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
        at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
        at
java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)