어제 작업후 종료하고 아침에 웹로직하고 동시에 실행을 시켰더니 이런 오류가 뜨네요..

java.lang.NullPointerException
at com.borland.primetime.ide.ws.window.WindowUtil.setUnremovable(Unknown Source)
at com.borland.primetime.ide.ws.actions.ActionUtil.openWindow(Unknown Source)
at com.borland.primetime.ide.workspace.WindowLayouter.openView0(Unknown Source)
at com.borland.primetime.ide.workspace.WindowLayouter.openView(UnknownSource)
at com.borland.primetime.ide.workspace.Workspace.openView(Unknown Source)
at com.borland.primetime.ide.BrowserUIImpl.setStructurePaneVisible(Unknown Source)
at com.borland.primetime.ide.Browser.setStructurePaneVisible(Unknown Source)
at com.borland.primetime.ide.StructureView.setStructureComponent(Unknown Source)
at com.borland.primetime.ide.ContentView.a(Unknown Source)
at com.borland.primetime.ide.lh.setSelectedIndex(Unknown Source)
at javax.swing.JTabbedPane.setSelectedIndexImpl(JTabbedPane.java:468)
at javax.swing.JTabbedPane.setSelectedIndex(JTabbedPane.java:461)
at com.borland.primetime.ide.mh.setSelectedIndex(Unknown Source)
at com.borland.primetime.ide.ContentView.a(Unknown Source)
at com.borland.primetime.ide.ContentManager.a(Unknown Source)
at com.borland.primetime.ide.hl.run(Unknown Source)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:454)
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)

그리고선 제이빌더 위의 메뉴만 활성화가 되고 밑에 네비게이션??화면이나 소스화면은 뜨지도 않네요.
물론 종료도 안되구요..
후..이유를 모르겠습니다.
플젝진행중이라..어찌할지 방법을 못찾겠네요...
혹시 경험해보신분...도움점 부탁드립니다.