Server crash

$ gdb map-server_sql map-server_sql.core
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This GDB was configured as "i386-marcel-freebsd"...
Core was generated by `map-server_sql'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/lib/librt.so.1...done.
Loaded symbols for /usr/lib/librt.so.1
Reading symbols from /lib/libm.so.5...done.
Loaded symbols for /lib/libm.so.5
Reading symbols from /lib/libz.so.4...done.
Loaded symbols for /lib/libz.so.4
Reading symbols from /usr/local/lib/mysql/libmysqlclient.so.16...done.
Loaded symbols for /usr/local/lib/mysql/libmysqlclient.so.16
Reading symbols from /lib/libcrypt.so.4...done.
Loaded symbols for /lib/libcrypt.so.4
Reading symbols from /lib/libc.so.7...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0  clif_guild_emblem (sd=0x2ebca018, g=0x301acd0c) at clif.c:6516
6516    clif.c: No such file or directory.
        in clif.c
(gdb) bt full
#0  clif_guild_emblem (sd=0x2ebca018, g=0x301acd0c) at clif.c:6516
        fd = 8
#1  0x08065a13 in clif_parse (fd=8) at clif.c:13130
        cmd = 337
        packet_ver = 22
        packet_len = 6
        err = 128
        sd = (TBL_PC *) 0x2ebca018
        pnum = 0
#2  0x08133803 in do_sockets (next=Variable "next" is not available.
) at socket.c:761
        rfd = {__fds_bits = {256, 0 <repeats 31 times>}}
        timeout = {tv_sec = 0, tv_usec = 82000}
        ret = 0
        i = 8
#3  0x081323f6 in main (argc=1, argv=0xbfbfed3c) at core.c:254
        next = Variable "next" is not available.
(gdb) quit
$ uname -a
FreeBSD server.myst-online.com 7.0-RELEASE FreeBSD 7.0-RELEASE #0: Sun Feb 24 19:59:52 UTC 2008     [email protected]:/usr/obj/usr/src/sys/GENERIC  i386

[Info]: GM 'Jguy' logged in. (AID/CID: '2000000/150000', Packet Ver: '22', IP: '*.*.*.*', GM Level '99').
[Info]: mail load complete from DB - id: 150000 (total: 0)
[Error]: intif: guild info : data size error Gid: 7 recv size: 11788 Expected size: 11068
[Status]: set users Myst : 1
[Error]: _mmalloc: -2147483648
[Error]: Server received crash signal! Attempting to save all online characters!
[Status]: set users Myst : 0
[Status]: Map-server 0 (session #7) has disconnected.