Going to try and trace this one too, though I'm not as sure what is causing it. First time it happened when I tried to roll a grenade to an alien, and second time when I pressed end turn.
Here's what happens when I try to roll a grenade... dunno how to reproduce the second crash.
Program received signal SIGSEGV, Segmentation fault.
0x0047831c in S_StartSound (origin=0x22fdc0, sfx=0x0, relVolume=1,
attenuation=1)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_soun
d.c:323
323 C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_sou
nd.c: No such file or directory.
in C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_
sound.c
(gdb) bt full
#0 0x0047831c in S_StartSound (origin=0x22fdc0, sfx=0x0, relVolume=1,
attenuation=1)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_soun
d.c:323
volume = 128
#1 0x00463217 in CL_ParseStartSoundPacket (msg=0x11063dd8)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_pars
e.c:499
pos_v = {0, 0, 0}
pos = (float *) 0x22fdc0
channel = 0
ent = 34
flags = 15
volume = 1
attenuation = 1
sound = 0x9d345c0 "misc/breakglass"
sfx = (sfx_t *) 0x0
#2 0x00465762 in CL_ParseServerMessage (cmd=5, msg=0x11063dd8)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_pars
e.c:1637
s = 0x5 <Address 0x5 out of bounds>
i = 34
#3 0x004474d4 in CL_ReadPackets ()
---Type <return> to continue, or q <return> to quit---
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_main
.c:1282
cmd = 5
msg = (struct dbuffer *) 0x11063dd8
#4 0x0044a059 in CL_Frame (now=108959, data=0x0)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/client/cl_main
.c:2355
last_frame = 108959
delta = 17
#5 0x00495957 in tick_timer (now=108959, data=0xe2bc078)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/common/common.
c:827
timer = (struct timer *) 0xe2bc078
old_interval = 11
lateness = 75
#6 0x00495bd2 in Qcommon_Frame ()
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/common/common.
c:908
event = (struct event *) 0x11c13fc0
time_to_next = 0
#7 0x004b2ff8 in WinMain (hInstance=0x400000, hPrevInstance=0x0,
lpCmdLine=0x241f01 "+set", nCmdShow=10)
at C:/Dokumente und Einstellungen/mattn/Desktop/dev/trunk/src/ports/windows/
---Type <return> to continue, or q <return> to quit---
win_main.c:413
No locals.
#8 0x004dcd9a in main ()
No symbol table info available.
(gdb)