我使用的是 Jdeveloper Studio 11.1.1.4.0，我在上面使用了 ADF 组件，但是在我启动 Jdeveloper 的最后几天，出现了这个错误
Uncaught exception
java.lang.NoClassDefFoundError: Could not initialize class oracle.dbtools.raptor.config.DBConfig
o.dbtools.raptor.oviewer.base.NavSelectionListener.viewSelectionChanged(NavSelectionListener.java:176)
o.i.view.View.fireViewSelectionChangedImpl(View.java:495)
o.i.view.ViewDecorator.fireViewSelectionChangedImpl(ViewDecorator.java:59)
o.i.view.View.fireViewSelectionChanged(View.java:485)
o.i.view.View.updateSelectionImpl0(View.java:444)
o.i.view.View.updateSelectionImpl(View.java:429)
o.i.view.View.updateSelection(View.java:306)
o.ideri.navigator.DefaultNavigatorWindow$4.viewSelectionChanged(DefaultNavigatorWindow.java:1108)
o.i.view.View.fireViewSelectionChangedImpl(View.java:495)
o.i.view.View.fireViewSelectionChanged(View.java:485)
o.i.view.View$2.actionPerformed(View.java:349)
jx.s.Timer.fireActionPerformed(Timer.java:271)
jx.s.Timer$DoPostEvent.run(Timer.java:201)
j.a.event.InvocationEvent.dispatch(InvocationEvent.java:209)
j.a.EventQueue.dispatchEvent(EventQueue.java:597)
j.a.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
j.a.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
j.a.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
j.a.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
j.a.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
j.a.EventDispatchThread.run(EventDispatchThread.java:122)
我也找不到数据库导航器，当我使用与数据库相关的任何东西时也会出现此错误，我尝试卸载 Jdeveloper 并删除中间件文件夹并重新安装所有内容以获得默认但仍然相同的故事。
我真的需要尽快解决这个问题，因为我的毕业项目已经落后于计划。
谢谢。