Here is a dump from a new crash in the OpenGL version of Java3D 1.2.1beta1 I was running our run-time "Humid". Same world that I set to the Java3D team. Email me if you need more info. java.lang.IndexOutOfBoundsException: Index: -1, Size: 101 at java.util.ArrayList.RangeCheck(ArrayList.java:491) at java.util.ArrayList.remove(ArrayList.java:375) at javax.media.j3d.RenderMolecule.addRenderAtom(RenderMolecule.java:1087 ) at javax.media.j3d.RenderBin.findRenderMolecule(RenderBin.java:3633) at javax.media.j3d.RenderBin.insertRenderAtom(RenderBin.java:3244) at javax.media.j3d.RenderBin.processGeometryAtom(RenderBin.java:2708) at javax.media.j3d.BHTree.select(BHTree.java:191) at javax.media.j3d.BHTree.select(BHTree.java:204) at javax.media.j3d.BHTree.select(BHTree.java:204) at javax.media.j3d.BHTree.select(BHTree.java:204) at javax.media.j3d.BHTree.select(BHTree.java:210) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.select(BHTree.java:221) at javax.media.j3d.BHTree.select(BHTree.java:221) at javax.media.j3d.BHTree.select(BHTree.java:218) at javax.media.j3d.BHTree.getVisibleBHTrees(BHTree.java:162) at javax.media.j3d.GeometryStructure.getVisibleBHTrees(GeometryStructure .java:547) at javax.media.j3d.RenderBin.processMessages(RenderBin.java:1136) at javax.media.j3d.StructureUpdateThread.doWork(StructureUpdateThread.ja va:83) at javax.media.j3d.J3dThread.run(J3dThread.java:256) -- ___________________________________________________________ Shawn Kendall Full Sail Real World Education Course Director 3300 University BLVD Real Time 3D for Gaming Winter Park FL 32792 [EMAIL PROTECTED] http://www.fullsail.com ___________________________________________________________ =========================================================================== To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff JAVA3D-INTEREST". For general help, send email to [EMAIL PROTECTED] and include in the body of the message "help".