0
我的Jdeveloper不斷提示我這個錯誤彈出窗口。 
Jdeveloper發生意外的嚴重錯誤
錯誤詳細信息如下： -
錯誤消息的細節如下： -
Exception while updating action Block Selection
java.lang.NoClassDefFoundError: oracle/javatools/editor/EditorSelectionColumns
o.i.ceditor.CodeEditorController.update(CodeEditorController.java:462)
o.i.controller.IdeAction.updateAction(IdeAction.java:787)
o.i.controller.IdeAction.updateAction(IdeAction.java:749)
o.i.view.View.updateAction(View.java:390)
o.i.view.View.updateToolbarActions(View.java:384)
o.i.view.View.updateVisibleActions(View.java:214)
com.oracle.jdeveloper.nbwindowsystem.NbMainWindow$UpdateVisibleActions.fireUpdate(NbMainWindow.java:1794)
com.oracle.jdeveloper.nbwindowsystem.NbMainWindow$UpdateVisibleActions.actionPerformed(NbMainWindow.java:1779)
jx.s.Timer.fireActionPerformed(Timer.java:313)
jx.s.Timer$DoPostEvent.run(Timer.java:245)
j.a.event.InvocationEvent.dispatch(InvocationEvent.java:311)
j.a.EventQueue.dispatchEventImpl(EventQueue.java:756)
j.a.EventQueue.access$500(EventQueue.java:97)
j.a.EventQueue$3.run(EventQueue.java:709)
j.a.EventQueue$3.run(EventQueue.java:703)
j.security.AccessController.doPrivileged(Native Method)
j.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
j.a.EventQueue.dispatchEvent(EventQueue.java:726)
o.javatools.internal.ui.EventQueueWrapper._dispatchEvent(EventQueueWrapper.java:169)
o.javatools.internal.ui.EventQueueWrapper.dispatchEvent(EventQueueWrapper.java:151)
j.a.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
j.a.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
j.a.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
j.a.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
j.a.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
j.a.EventDispatchThread.run(EventDispatchThread.java:82)
我不能弄明白是什麼問題。它通過取消彈出窗口很少工作。但我認爲最好找到解決方案。
當然需要知道的版本。查看My Oracle支持瞭解更多信息。通常保存和重新啓動修復此 - 一段時間。可能會根據版本查看升級。編輯器的東西看起來像一個UI錯誤。 – Joe