java.lang.OutOfMemoryError: GC overhead limit exceeded
   at java.util.Arrays.copyOf(Arrays.java:3181)
   at java.util.ArrayList.grow(ArrayList.java:261)
   at java.util.ArrayList.ensureExplicitCapacity(ArrayList.java:235)
   at java.util.ArrayList.ensureCapacityInternal(ArrayList.java:227)
   at java.util.ArrayList.addAll(ArrayList.java:579)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.existingFileObjects(FileObjectFactory.java:165)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.getSize(FileObjectFactory.java:190)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RootObj.invokeRefreshFor(RootObj.java:187)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow.run(RefreshSlow.java:67)
   at org.netbeans.core.ui.warmup.MenuWarmUpTask$NbWindowsAdapter.run(MenuWarmUpTask.java:306)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)