(gdb) run
Starting program: D:\Games\UFOAI/ufo.exe
[New thread 1388.0xd58]
Error: dll starting at 0x76c80000 not found.
Error: dll starting at 0x767f0000 not found.
Error: dll starting at 0x76c80000 not found.
Error: dll starting at 0x76b80000 not found.
[New thread 1388.0x708]
[New thread 1388.0x668]
warning: Invalid parameter passed to C runtime function.

[New thread 1388.0x13ec]
[New thread 1388.0x1134]
[New thread 1388.0x1148]
[New thread 1388.0x744]
[New thread 1388.0xe6c]
[New thread 1388.0xcf8]
[New thread 1388.0x1268]
[New thread 1388.0x3d0]
[New thread 1388.0x1234]
[New thread 1388.0xe10]
[New thread 1388.0x2c0]
[New thread 1388.0x550]
[New thread 1388.0xe20]
[New thread 1388.0xdac]
[New thread 1388.0x124]
[New thread 1388.0xe60]
[New thread 1388.0x13d8]
[New thread 1388.0x12d0]
[New thread 1388.0x850]
[New thread 1388.0x8b8]
[New thread 1388.0xd64]
[New thread 1388.0x10f4]
[New thread 1388.0xf7c]
[New thread 1388.0x1214]
[New thread 1388.0x131c]

Program received signal SIGTRAP, Trace/breakpoint trap.
0x74d667bd in msvcrt!_assert () from C:\Windows\syswow64\msvcrt.dll
(gdb) bt full
#0  0x74d667bd in msvcrt!_assert () from C:\Windows\syswow64\msvcrt.dll
No symbol table info available.
#1  0x004fb16b in Grid_Fall (map=0x517b440, actorSize=1, pos=0x28fcb5 "\205\201\a") at D:\Games\UFOAI\src\common\cmodel.c:2241
        z = 8
        base = 16
        diff = 1
        flier = qfalse
#2  0x00403bfd in CL_ActorMouseTrace () at D:\Games\UFOAI\src\client\battlescape\cl_actor.c:1386
        restingLevel = 300590474
        cur = {-0.5, -0.2578125}
        frustumSlope = {622.068909, 466.551697}
        projectionDistance = 2048
        nDotP2minusP1 = -3547.24023
        forward = {0.0452793464, -0.497945517, -0.866025448}
        right = {-0.995891094, -0.0905587003, -0}
        up = {0.0784261376, -0.862467051, 0.49999997}
        stop = {246.959137, -805.986694, -1037.84277}
        from = {61.4949341, 1233.59814, 2509.39746}
        end = {167.934738, 63.0595703, 473.599976}
        dir = {106.439804, -1170.53857, -2035.79749}
        mapNormal = {0, 0, 1}
        P3 = {0, 0, 473.600006}
        P2minusP1 = {185.464203, -2039.58484, -3547.24023}
        P3minusP1 = {-61.4949341, -1233.59814, -2035.79749}
        pA = {176, 48, 544}
        pB = {176, 48, 416}
        pC = {0, 0, 0}
        testPos = "\205\201\a"
#3  0x004913cd in IN_Parse () at D:\Games\UFOAI\src\client\input\cl_input.c:499
No locals.
#4  0x0049195e in IN_Frame () at D:\Games\UFOAI\src\client\input\cl_input.c:774
        mouse_buttonstate = 10000
        unicode = 0
        key = 906461847
        event = {type = 8 '\b', active = {type = 8 '\b', gain = 254 '', state = 40 '('}, key = {type = 8 '\b', which = 254 '', state = 40 '(',
    keysym = {scancode = 216 'ﾘ', sym = 610016572, mod = KMOD_NONE, unicode = 10012}}, motion = {type = 8 '\b', which = 254 '', state = 40 '(',
    x = 46296, y = 72, xrel = 7484, yrel = 9308}, button = {type = 8 '\b', which = 254 '', button = 40 '(', state = 0 '\0', x = 46296, y = 72},
  jaxis = {type = 8 '\b', which = 254 '', axis = 40 '(', value = -19240}, jball = {type = 8 '\b', which = 254 '', ball = 40 '(', xrel = -19240,
    yrel = 72}, jhat = {type = 8 '\b', which = 254 '', hat = 40 '(', value = 0 '\0'}, jbutton = {type = 8 '\b', which = 254 '', button = 40 '(',
    state = 0 '\0'}, resize = {type = 8 '\b', w = 4764888, h = 610016572}, expose = {type = 8 '\b'}, quit = {type = 8 '\b'}, user = {type = 8 '\b',
    code = 4764888, data1 = 0x245c1d3c, data2 = 0x0}, syswm = {type = 8 '\b', msg = 0x48b4d8}}
#5  0x0048b766 in CL_Frame (now=125029, data=0x0) at D:\Games\UFOAI\src\client\cl_main.c:1050
        lastFrame = 125029
        delta = 25
#6  0x004fdb6d in tick_timer (now=125029, data=0x1247c254) at D:\Games\UFOAI\src\common\common.c:1008
        timer = (struct timer *) 0x1247c254
        old_interval = 20
        lateness = 8
#7  0x004fdfdb in Qcommon_Frame () at D:\Games\UFOAI\src\common\common.c:1159
        time_to_next = 0
        event = (struct event *) 0x125ca0dc
#8  0x00522b45 in WinMain@16 (hInstance=0x400000, hPrevInstance=0x0, lpCmdLine=0x10382e6f "", nCmdShow=10)
    at D:\Games\UFOAI\src\ports\windows\win_main.c:358
No locals.
#9  0x005b7a78 in main ()
No symbol table info available.
(gdb)