org.openide.loaders.DataObjectNotFoundException: C:\Documents and Settings\Admin\My Documents\NetBeansProjects\JavaApplication64\src\javaapplication64\Main.java
        at org.openide.loaders.DataObject.find(DataObject.java:501)
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:140)
        at org.netbeans.api.java.source.ModificationResult.getResultingSource(ModificationResult.java:342)
        at org.netbeans.modules.refactoring.java.spi.DiffElement.getNewFileContent(DiffElement.java:131)
        at org.netbeans.modules.refactoring.spi.AccessorImpl.getNewFileContent(AccessorImpl.java:73)
        at org.netbeans.modules.refactoring.spi.impl.PreviewManager.refresh(PreviewManager.java:121)
        at org.netbeans.modules.refactoring.spi.SimpleRefactoringElementImplementation.showPreview(SimpleRefactoringElementImplementation.java:117)
        at org.netbeans.modules.refactoring.spi.impl.CheckNodeListener.openDiff(CheckNodeListener.java:272)
        at org.netbeans.modules.refactoring.spi.impl.CheckNodeListener.selectNextPrev(CheckNodeListener.java:306)
        at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel.selectNextUsage(RefactoringPanel.java:813)
        at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel$$.run(RefactoringPanel.java:737)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
org.openide.filesystems.FileStateInvalidException: C:\Documents and Settings\Admin\My Documents\NetBeansProjects\JavaApplication64\src\javaapplication64\Main.java
        at org.openide.loaders.DataObject.find(DataObject.java:481)
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:140)
        at org.netbeans.api.java.source.ModificationResult.getResultingSource(ModificationResult.java:342)
        at org.netbeans.modules.refactoring.java.spi.DiffElement.getNewFileContent(DiffElement.java:131)
        at org.netbeans.modules.refactoring.spi.AccessorImpl.getNewFileContent(AccessorImpl.java:73)
        at org.netbeans.modules.refactoring.spi.impl.PreviewManager.refresh(PreviewManager.java:121)
        at org.netbeans.modules.refactoring.spi.SimpleRefactoringElementImplementation.showPreview(SimpleRefactoringElementImplementation.java:117)
        at org.netbeans.modules.refactoring.spi.impl.CheckNodeListener.openDiff(CheckNodeListener.java:272)
        at org.netbeans.modules.refactoring.spi.impl.CheckNodeListener.selectNextPrev(CheckNodeListener.java:306)
        at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel.selectNextUsage(RefactoringPanel.java:813)
        at org.netbeans.modules.refactoring.spi.impl.RefactoringPanel$$.run(RefactoringPanel.java:737)
        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:104)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
        at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)