 java.lang.NoClassDefFoundError: net/sf/cglib/proxy/Callback at org.eclipse.wb.internal.core.utils.state.EditorState.getBroadcast(EditorState.java:000) at org.eclipse.wb.internal.core.parser.JavaInfoParser.<init>(JavaInfoParser.java:000) at org.eclipse.wb.internal.core.parser.JavaInfoParser.<init>(JavaInfoParser.java:000) at org.eclipse.wb.internal.core.parser.JavaInfoParser.parse(JavaInfoParser.java:000) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.DesignPage.access$0(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.DesignPage$0$0.run(DesignPage.java:000) at org.eclipse.swt.widgets.Synchronizer.syncExec(Synchronizer.java:000) at org.eclipse.ui.internal.UISynchronizer.syncExec(UISynchronizer.java:000) at org.eclipse.swt.widgets.Display.syncExec(Display.java:0000) at org.eclipse.wb.internal.core.editor.DesignPage$0.run(DesignPage.java:000) at org.eclipse.jface.operation.ModalContext.runInCurrentThread(ModalContext.java:000) at org.eclipse.jface.operation.ModalContext.run(ModalContext.java:000) at org.eclipse.jface.dialogs.ProgressMonitorDialog.run(ProgressMonitorDialog.java:000) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF_withProgress(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.DesignPage.internal_refreshGEF(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.UndoManager.refreshDesignerEditor(UndoManager.java:000) at org.eclipse.wb.internal.core.editor.UndoManager.activate(UndoManager.java:00) at org.eclipse.wb.internal.core.editor.DesignPage.handleActiveState_True(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.DesignPage.handleActiveState(DesignPage.java:000) at org.eclipse.wb.internal.core.editor.multi.DefaultMultiMode.showPage(DefaultMultiMode.java:000) at org.eclipse.wb.internal.core.editor.multi.DefaultMultiMode$0.widgetSelected(DefaultMultiMode.java:00) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:000) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:00) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:0000) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:0000) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:0000) at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:000) at org.eclipse.swt.custom.CTabFolder.setSelection(CTabFolder.java:0000) at org.eclipse.swt.custom.CTabFolder.onMouse(CTabFolder.java:0000) at org.eclipse.swt.custom.CTabFolder$0.handleEvent(CTabFolder.java:000) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:00) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:0000) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:0000) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:0000) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:0000) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:0000) at org.eclipse.ui.internal.Workbench.access$0(Workbench.java:0000) at org.eclipse.ui.internal.Workbench$0.run(Workbench.java:000) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:000) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:000) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:000) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:000) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:000) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:000) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:00) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:000) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:000) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:000) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:000) at org.eclipse.equinox.launcher.Main.run(Main.java:0000) at org.eclipse.equinox.launcher.Main.main(Main.java:0000) 