http://bioviz.org/filerepo/

java.lang.NullPointerException
at com.affymetrix.genometryImpl.symloader.TbiZoomSymLoader.getRefNo(TbiZoomSymLoader.java:128)
at com.affymetrix.genometryImpl.symloader.TbiZoomSymLoader.getBinIter(TbiZoomSymLoader.java:149)
at com.affymetrix.genometryImpl.symloader.TbiZoomSymLoader.getBinIter(TbiZoomSymLoader.java:66)
at com.affymetrix.genometryImpl.symloader.IndexZoomSymLoader.getRegion(IndexZoomSymLoader.java:64)
at com.affymetrix.igb.shared.IndexedSemanticZoomGlyphFactory$IndexedSemanticZoomGlyph.getSummaryGlyph(IndexedSemanticZoomGlyphFactory.java:145)
at com.affymetrix.igb.viewmode.GzIndexedSemanticZoomGlyphFactory$GzIndexedSemanticZoomGlyph.getSummaryGlyph(GzIndexedSemanticZoomGlyphFactory.java:84)
at com.affymetrix.igb.shared.IndexedSemanticZoomGlyphFactory$IndexedSemanticZoomGlyph.getGlyph(IndexedSemanticZoomGlyphFactory.java:174)
at com.affymetrix.igb.shared.SemanticZoomGlyphFactory.getViewModeGlyph(SemanticZoomGlyphFactory.java:39)
at com.affymetrix.igb.shared.IndexedSemanticZoomGlyphFactory.getViewModeGlyph(IndexedSemanticZoomGlyphFactory.java:69)
at com.affymetrix.igb.view.TrackView.getTrack(TrackView.java:98)
at com.affymetrix.igb.view.SeqMapView.getTrack(SeqMapView.java:926)
at com.affymetrix.igb.view.SeqMapView.getTrack(SeqMapView.java:922)
at com.affymetrix.igb.view.TrackView.addTierFor(TrackView.java:409)
at com.affymetrix.igb.view.TrackView.addEmptyTierFor(TrackView.java:379)
at com.affymetrix.igb.view.load.GeneralLoadView$7.runInBackground(GeneralLoadView.java:596)
at com.affymetrix.genometryImpl.thread.CThreadWorker.doInBackground(CThreadWorker.java:74)
at javax.swing.SwingWorker$1.call(SwingWorker.java:277)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at javax.swing.SwingWorker.run(SwingWorker.java:316)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:680)