(gdb) bt
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7cb2875 in raise () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7cb4201 in abort () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7e986e0 in __gnu_cxx::__verbose_terminate_handler ()
   from /usr/lib/libstdc++.so.6
#4  0xb7e95f65 in ?? () from /usr/lib/libstdc++.so.6
#5  0xb7e95fa2 in std::terminate () from /usr/lib/libstdc++.so.6
#6  0xb7e960ca in __cxa_throw () from /usr/lib/libstdc++.so.6
#7  0xb7e2bd3f in std::__throw_logic_error () from /usr/lib/libstdc++.so.6
#8  0xb7e71c2f in ?? () from /usr/lib/libstdc++.so.6
#9  0xb7e71d77 in std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string () from /usr/lib/libstdc++.so.6
#10 0x083b4d86 in MathScriptLine::ParseFormula (this=0x856e0a0,
    myScript=0x856d640) at src/common/util/mathscript.cpp:217
#11 0x083b72b2 in MathScriptLine (this=0x856e0a0,
    line=0xbf9a5508 "AttackRoll = rnd(1)", myScript=0x856d640)
    at src/common/util/mathscript.cpp:97
#12 0x083b7972 in MathScript::ParseScript (this=0x856d640,
    parsescript=0x85736f5 "\n\tAttackRoll = rnd(1);\n        DefenseRoll = rnd(1);\n\n        WeaponSkill = Attacker:getAverageSkillValue(AttackWeapon:Skill1,AttackWeapon:Skill2,AttackWeapon:Skill3);\n        TargetWeaponSkill = Targ"...)
    at src/common/util/mathscript.cpp:286
#13 0x083b7cdb in MathScript (this=0x856d640,
---Type <return> to continue, or q <return> to quit---
    myname=0x85736e4 "Calculate Damage",
    script=0x85736f5 "\n\tAttackRoll = rnd(1);\n        DefenseRoll = rnd(1);\n\n        WeaponSkill = Attacker:getAverageSkillValue(AttackWeapon:Skill1,AttackWeapon:Skill2,AttackWeapon:Skill3);\n        TargetWeaponSkill = Targ"...)
    at src/common/util/mathscript.cpp:259
#14 0x083b7ef2 in MathScriptEngine (this=0x856c458)
    at src/common/util/mathscript.cpp:380
#15 0x080cc0fd in psServer::Initialize (this=0x854e6d0, object_reg=0xb7f3bc34)
    at src/server/psserver.cpp:308
#16 0x080deaaf in main (argc=Cannot access memory at address 0x7ead
) at src/server/main.cpp:71
#17 0xb7c9e050 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#18 0x0804b8a1 in _start ()