java.util.NoSuchElementException
        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:844)
        at java.util.HashMap$ValueIterator.next(HashMap.java:871)
        at java.util.AbstractCollection.toArray(AbstractCollection.java:176)
        at org.netbeans.core.startup.layers.BinaryFS$BFSFolder.getChildren(BinaryFS.java:838)
        at org.openide.filesystems.MultiFileObject.list(MultiFileObject.java:408)
        at org.openide.filesystems.AbstractFolder.getNewChildren(AbstractFolder.java:867)
        at org.openide.filesystems.AbstractFolder.refreshFolder(AbstractFolder.java:728)
        at org.openide.filesystems.AbstractFolder.refresh(AbstractFolder.java:909)
        at org.openide.filesystems.AbstractFolder.refresh(AbstractFolder.java:691)
        at org.openide.filesystems.MultiFileObject.refresh(MultiFileObject.java:474)
        at org.openide.filesystems.AbstractFolder.check(AbstractFolder.java:624)
        at org.openide.filesystems.AbstractFolder.getChildren(AbstractFolder.java:243)
        at org.openide.filesystems.MultiFileObject.list(MultiFileObject.java:408)
        at org.openide.filesystems.AbstractFolder.getNewChildren(AbstractFolder.java:867)
        at org.openide.filesystems.AbstractFolder.refreshFolder(AbstractFolder.java:728)
        at org.openide.filesystems.AbstractFolder.refresh(AbstractFolder.java:909)
        at org.openide.filesystems.AbstractFolder.refresh(AbstractFolder.java:691)
        at org.openide.filesystems.MultiFileObject.refresh(MultiFileObject.java:474)
        at org.openide.filesystems.AbstractFolder.check(AbstractFolder.java:624)
        at org.openide.filesystems.AbstractFolder.getChildren(AbstractFolder.java:243)
        at org.openide.filesystems.FileObject.getChildren(FileObject.java:628)
        at org.openide.loaders.FolderList.createBoth(FolderList.java:747)
        at org.openide.loaders.FolderList.getObjects(FolderList.java:555)
        at org.openide.loaders.FolderList.access$300(FolderList.java:74)
        at org.openide.loaders.FolderList$ListTask.computeResult(FolderList.java:948)
        at org.openide.loaders.FolderList$ListTask.run(FolderList.java:926)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:572)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:997)