Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1210829120 (LWP 12377)]
0x080d2faf in DemoWriteDest (data=0xbff76f5b, len=1, d=0x48e50fc)
    at ./server/sv_mvd.c:544
544             if (d->error)
(gdb) bt
#0  0x080d2faf in DemoWriteDest (data=0xbff76f5b, len=1, d=0x48e50fc)
    at ./server/sv_mvd.c:544
#1  0x080d30d3 in DemoWrite (data=0xbff76f5b, len=1) at ./server/sv_mvd.c:575
#2  0x080d3ccd in SV_WriteMVDMessage (msg=0xbff76f84, type=6, to=0,
    time=2.01210999) at ./server/sv_mvd.c:1077
#3  0x080d372c in SV_MVDWriteToDisk (type=6, to=0, time=2.01210999)
    at ./server/sv_mvd.c:927
#4  0x080d446f in SV_MVDWritePackets (num=1) at ./server/sv_mvd.c:1298
#5  0x080bd3ff in SV_SendMVDMessage () at ./server/sv_send.c:2097
#6  0x080aefbf in SV_Frame () at ./server/sv_main.c:3081
#7  0x08143c06 in main (argc=7, argv=0xbff77db4) at ./server/sv_sys_unix.c:724