java.io.FileNotFoundException
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObj.getInputStream(FileObj.java:151)
   at org.openide.text.DataEditorSupport$Env.inputStream(DataEditorSupport.java:789)
   at org.openide.text.CloneableEditorSupport.loadDocument(CloneableEditorSupport.java:2128)
   at org.openide.text.CloneableEditorSupport.access$2800(CloneableEditorSupport.java:126)
   at org.openide.text.CloneableEditorSupport$Listener.run(CloneableEditorSupport.java:2962)
   at org.openide.text.CloneableEditorSupport$3.doRun(CloneableEditorSupport.java:689)
   at org.openide.text.CloneableEditorSupport$3.run(CloneableEditorSupport.java:656)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:314)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:422)
   at org.openide.text.CloneableEditorSupport$3.doRun(CloneableEditorSupport.java:666)
   at org.openide.text.CloneableEditorSupport$3.run(CloneableEditorSupport.java:656)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1960)