Here is the backtrace. Thanks again. Ken
#0 0x0a3eb232 in swrast_dri!_mesa_GetProgramNamedParameterdvNV () from /usr/lib/dri/swrast_dri.so #1 0x004e4baa in _fu456___glapi_Dispatch () at indirect_dispatch.c:4854 #2 0x004d6975 in __glXDisp_Render (cl=0x1010ab4c, pc=0x10459170 "\024") at glxcmds.c:1854 #3 0x004d2515 in __glXDispatch (client=0x1010aa88) at glxext.c:604 #4 0x00570ac0 in Dispatch () at dispatch.c:433 #5 0x0056af00 in main (argc=2, argv=0x6123d464, envp=0x100300f8) at main.c:298 -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://x.cygwin.com/docs/ FAQ: http://x.cygwin.com/docs/faq/