Program received signal SIGSEGV, Segmentation fault.
0x00c0b20f in cpu_readop16 (byteaddress=4587524) at src/emu/memory.h:956
956     INLINE UINT16 cpu_readop16(offs_t byteaddress)          { extern opbase_
data opbase; if (address_is_unsafe(byteaddress)) { memory_set_opbase(byteaddress
); } return cpu_readop16_unsafe(byteaddress); }
(gdb) bt full
#0  0x00c0b20f in cpu_readop16 (byteaddress=4587524) at src/emu/memory.h:956
No locals.
#1  0x010ba082 in m68ki_read_imm_16 () at src/emu/cpu/m68000/m68kcpu.h:1079
        result = 0
#2  0x010f31be in m68k_op_ori_8_d ()
    at obj/windows/mameu43d/emu/cpu/m68000/m68kops.c:27856
        res = 16683785
#3  0x00fe932e in m68k_execute (num_cycles=92748)
    at src/emu/cpu/m68000/m68kcpu.c:817
No locals.
#4  0x00c0b528 in m68000_execute (cycles=92748)
    at src/emu/cpu/m68000/m68kmame.c:175
No locals.
#5  0x00977d6a in cpunum_execute (cpunum=0, cycles=92748)
    at src/emu/cpuintrf.c:1495
        ran = 0
#6  0x009bb266 in cpuexec_timeslice (machine=0xb611f34)
    at src/emu/cpuexec.c:283
        target = {seconds = 0, attoseconds = 86956521739130430}
        base = {seconds = 0, attoseconds = 81159420289855068}
        cpunum = 0
        ran = 4634
#7  0x0097a51b in mame_execute (options=0x8921e58) at src/emu/mame.c:345
        settingsloaded = 0
        driver = (const game_driver *) 0x1f561c0
        machine = (running_machine *) 0xb611f34
        mame = (mame_private *) 0xb621f68
        cb = (callback_item *) 0x8921e58
        gamename = (astring *) 0xb611f00
        exit_pending = 0
        error = 0
        firstgame = 0
        firstrun = 0
#8  0x00b9925c in cli_execute (argc=8, argv=0x8861fe0, osd_options=0x20e0ff0)
    at src/emu/clifront.c:171
        options = (core_options *) 0x8921e58
        gamename = (astring *) 0x8901f00
        exename = (astring *) 0x8911f00
        gamename_option = 0x8951f08 "twinadv"
        driver = (const game_driver *) 0x1f561c0
        result = -1
#9  0x00920749 in utf8_main (argc=8, argv=0x8861fe0)
    at src/osd/windows/winmain.c:257
        ext = 0x27bd868 ".map"
#10 0x011f1039 in main (argc=8, a_argv=0x6d027f0) at src/osd/windows/main.c:72
        i = 8
        rc = -1
        utf8_argv = (char **) 0x8861fe0
        argv = (TCHAR **) 0x6d02880
        wenviron = (WCHAR **) 0x6d050f0
        startupinfo = 3289943