Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000010
osgViewer::MenubarController::detachWindow (this=0x0, win=0x269296b0) at /usr/include/c++/4.0.0/bits/stl_list.h:580
580           { return this->_M_impl._M_node._M_next; }
(gdb) bt
#0  osgViewer::MenubarController::detachWindow (this=0x0, win=0x269296b0) at /usr/include/c++/4.0.0/bits/stl_list.h:580
#1  0x14232c05 in osgViewer::GraphicsWindowCarbon::closeImplementation (this=0x269296b0) at /Users/fugalh/src/OpenSceneGraph/src/osgViewer/GraphicsWindowCarbon.cpp:736
#2  0x2008343a in osg::GraphicsContext::close (this=0x269296b0, callCloseImplementation=true) at /Users/fugalh/src/OpenSceneGraph/src/osg/GraphicsContext.cpp:416
#3  0x142279af in osgViewer::Viewer::~Viewer (this=0x1) at /Users/fugalh/src/OpenSceneGraph/src/osgViewer/Viewer.cpp:732
#4  0x004c5d59 in osg::Referenced::unref (this=0x36b13a10) at /usr/local/include/osg/Referenced:152
#5  0x004ca634 in osg::ref_ptr<osgViewer::Viewer>::~ref_ptr (this=0x85d3f8) at /usr/local/include/osg/ref_ptr:30
#6  0x00035bae in __tcf_1 () at fg_os_osgviewer.cxx:83
#7  0x00002dd1 in cxa_atexit_wrapper ()
#8  0x900103e1 in __cxa_finalize ()
#9  0x900102e8 in exit ()
#10 0x0002b7c7 in fgExit (status=0) at util.cxx:115
#11 0x0000c812 in do_exit (arg=0x4dceac70) at fg_commands.cxx:226
#12 0x0046c961 in SGBinding::fire (this=0x4dc90900) at SGBinding.cxx:60
#13 0x0025c620 in action_callback (object=0x4a13fd20) at dialog.cxx:265
#14 0x00481b5e in puOneShot::doHit () at visual_enviro.cxx:163
#15 0x00480703 in puObject::checkHit () at visual_enviro.cxx:163
#16 0x00480699 in puObject::checkKey () at visual_enviro.cxx:163
#17 0x0047dd7a in puGroup::checkKey () at visual_enviro.cxx:163
#18 0x0047dd7a in puGroup::checkKey () at visual_enviro.cxx:163
#19 0x0047afa6 in puKeyboard () at visual_enviro.cxx:163
#20 0x00276160 in keyHandler (key=10, keymod=0, mousex=409, mousey=315) at input.cxx:1105
#21 0x00033b7b in FGManipulator::handle (this=0x26922410, ea=@0x4e3b9810, us=@0x36b13a48) at FGManipulator.cxx:143
#22 0x1422cc27 in osgViewer::Viewer::eventTraversal (this=0x36b13a10) at /Users/fugalh/src/OpenSceneGraph/src/osgViewer/Viewer.cpp:2131
#23 0x1422be81 in osgViewer::Viewer::frame (this=0x36b13a10, simulationTime=1.7976931348623157e+308) at /Users/fugalh/src/OpenSceneGraph/src/osgViewer/Viewer.cpp:1815
#24 0x1422bf68 in osgViewer::Viewer::run (this=0x36b13a10) at /Users/fugalh/src/OpenSceneGraph/src/osgViewer/Viewer.cpp:801
#25 0x000346fc in fgOSMainLoop () at fg_os_osgviewer.cxx:242
#26 0x0000579d in fgMainInit (argc=3, argv=0xbffff6a4) at main.cxx:1071
#27 0x00003158 in main (argc=3, argv=0xbffff6a4) at bootstrap.cxx:220