ufo:ai error

Program received signal SIGTRAP, Trace/breakpoint trap.
[Switching to Thread -1222797616 (LWP 6483)]
Sys_DebugBreak () at src/ports/linux/q_shlinux.c:303
303     src/ports/linux/q_shlinux.c: No such file or directory.
        in src/ports/linux/q_shlinux.c
(gdb) bt full
#0  Sys_DebugBreak () at src/ports/linux/q_shlinux.c:303
No locals.
#1  0x080da0d7 in Sys_Error (error=0x80f487c "%s")
    at src/ports/linux/sys_linux.c:438
        argptr = 0xbfb07904 ""
        string = "Couldn't initialize OpenGL renderer!\nConsult gl_debug.txt for further information.\000\035\220&#65533;&#65533;&#65533;\000\000\000\000]e&#439;\005\000\000\000H+S\035\034v&#65533;&#65533;G\\&#65533;&#65533;\bv&#65533;&#65533;&#65533;o&#65533;&#65533;No such file or directory\000&#65533;&#65533;\236h&#439;\001", '\0' <repeats 11 times>, "&#65533;u&#65533;&#65533;&#65533;{&#503;\220&#65533;&#65533;&#65533;Hv&#65533;&#65533;be&#439;\020u&#65533;&#65533;0u&#65533;&#65533;\000\000\000\000\020:S\035S"...
#2  0x080b66bb in Com_Error (code=0, 
    fmt=0x80fc6c8 "Couldn't initialize OpenGL renderer!\nConsult gl_debug.txt for further information.") at src/qcommon/common.c:229
        argptr = 0xbfb07938 "&#65533;&#65533;\017\b&#65533;&#65533;R\035?&#65533;&#65533;&#65533; \201&#503;("
        msg = "Couldn't initialize OpenGL renderer!\nConsult gl_debug.txt for further information.", '\0' <repeats 4013 times>
        recursive = qtrue
#3  0x080d9673 in VID_CheckChanges () at src/ports/linux/vid_so.c:377
        name = "ref_glx.so", '\0' <repeats 89 times>
#4  0x080d9794 in VID_Init () at src/ports/linux/vid_so.c:400
No locals.
#5  0x08081f4b in CL_Init () at src/client/cl_main.c:2350
No locals.
#6  0x080b8722 in Qcommon_Init (argc=7, argv=0xbfb07b84)
---Type <return> to continue, or q <return> to quit---
    at src/qcommon/common.c:1552
        s = 0x19705320 "3"
        languagePath = "/home/matthew/base/i18n/", '\0' <repeats 103 times>
#7  0x080da4be in main (argc=7, argv=0xbfb07b84)
    at src/ports/linux/sys_linux.c:633
        time = 6483
        oldtime = -1209164068
        newtime = -1222797616
        timescale = 1