java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.lang.AbstractStringBuilder.<init>(AbstractStringBuilder.java:64)
   at java.lang.StringBuilder.<init>(StringBuilder.java:97)
   at org.openide.filesystems.FileObject.constructName(FileObject.java:317)
   at org.openide.filesystems.FileObject.constructName(FileObject.java:313)
   at org.openide.filesystems.FileObject.constructName(FileObject.java:313)
   at org.openide.filesystems.FileObject.getPath(FileObject.java:222)
   at org.openide.filesystems.MultiFileObject.getAttribute(MultiFileObject.java:794)
   at org.openide.filesystems.MultiFileObject.weightOf(MultiFileObject.java:366)
   at org.openide.filesystems.MultiFileObject.update(MultiFileObject.java:219)
   at org.openide.filesystems.MultiFileObject.refresh(MultiFileObject.java:541)
   at org.openide.filesystems.AbstractFolder.refresh(AbstractFolder.java:499)
   at org.openide.filesystems.MultiFileObject.refresh(MultiFileObject.java:1456)
   at org.openide.filesystems.MultiFileSystem.refresh(MultiFileSystem.java:181)
   at org.netbeans.core.ui.warmup.MenuWarmUpTask$NbWindowsAdapter.run(MenuWarmUpTask.java:321)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)