#0  Unit::Attack (this=0x7fa9ab5c2080, victim=0x41f59a55c26875c2, meleeAttack=true) at ../../../src/game/Unit.cpp:6039
6039        if(!isAlive() || !victim->IsInWorld() || !victim->isAlive())
(gdb) bt
#0  Unit::Attack (this=0x7fa9ab5c2080, victim=0x41f59a55c26875c2, meleeAttack=true) at ../../../src/game/Unit.cpp:6039
#1  0x00007faa949ad0a7 in npc_snake_trap_serpentsAI::AttackStart (this=0x7fa9a8cd0338, pWho=0x41f59a55c26875c2)
    at ../../../../src/bindings/ScriptDev2/scripts/world/npcs_special.cpp:1941
#2  0x0000000000567cd3 in Creature::Update (this=0x7fa9ab5c2080, diff=249) at ../../../src/game/Creature.cpp:534
#3  0x00000000006701a7 in MaNGOS::ObjectUpdater::Visit (v=..., c=<value optimized out>) at ../../../src/game/GridNotifiersImpl.h:44
#4  VisitorHelper<MaNGOS::ObjectUpdater, Creature> (v=..., c=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:50
#5  0x000000000066b02e in VisitorHelper<MaNGOS::ObjectUpdater, Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:57
#6  VisitorHelper<MaNGOS::ObjectUpdater, GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:58
#7  VisitorHelper<MaNGOS::ObjectUpdater, TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > (
    this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:65
#8  TypeContainerVisitor<MaNGOS::ObjectUpdater, TypeMapContainer<TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > >::Visit (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:80
#9  Visit<MaNGOS::ObjectUpdater> (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/Grid.h:81
#10 Visit<MaNGOS::ObjectUpdater, TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/NGrid.h:156
#11 Visit<MaNGOS::ObjectUpdater, TypeMapContainer<TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > > (
    this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/Map.h:386
#12 Map::Update (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/Map.cpp:506
#13 0x000000000067906b in MapManager::Update (this=0x7faa4efa1c20, diff=<value optimized out>) at ../../../src/game/MapManager.cpp:267
#14 0x000000000082fda9 in World::Update (this=0x7faa925a3900, diff=51) at ../../../src/game/World.cpp:1526
#15 0x00000000005154bd in WorldRunnable::run (this=<value optimized out>) at ../../../src/mangosd/WorldRunnable.cpp:60
#16 0x00000000008f0fea in ACE_Based::Thread::ThreadTask (param=0x7fa9ab5c2080) at ../../../src/shared/Threading.cpp:187
#17 0x00007faa94397a04 in start_thread () from /lib/libpthread.so.0
#18 0x00007faa93955d4d in clone () from /lib/libc.so.6
#19 0x0000000000000000 in ?? ()
(gdb) bt full
#0  Unit::Attack (this=0x7fa9ab5c2080, victim=0x41f59a55c26875c2, meleeAttack=true) at ../../../src/game/Unit.cpp:6039
No locals.
#1  0x00007faa949ad0a7 in npc_snake_trap_serpentsAI::AttackStart (this=0x7fa9a8cd0338, pWho=0x41f59a55c26875c2)
    at ../../../../src/bindings/ScriptDev2/scripts/world/npcs_special.cpp:1941
No locals.
#2  0x0000000000567cd3 in Creature::Update (this=0x7fa9ab5c2080, diff=249) at ../../../src/game/Creature.cpp:534
No locals.
#3  0x00000000006701a7 in MaNGOS::ObjectUpdater::Visit (v=..., c=<value optimized out>) at ../../../src/game/GridNotifiersImpl.h:44
No locals.
#4  VisitorHelper<MaNGOS::ObjectUpdater, Creature> (v=..., c=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:50
No locals.
#5  0x000000000066b02e in VisitorHelper<MaNGOS::ObjectUpdater, Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:57
No locals.
#6  VisitorHelper<MaNGOS::ObjectUpdater, GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:58
No locals.
#7  VisitorHelper<MaNGOS::ObjectUpdater, TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > (
    this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:65
No locals.
#8  TypeContainerVisitor<MaNGOS::ObjectUpdater, TypeMapContainer<TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > >::Visit (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/TypeContainerVisitor.h:80
No locals.
#9  Visit<MaNGOS::ObjectUpdater> (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/Grid.h:81
No locals.
#10 Visit<MaNGOS::ObjectUpdater, TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > (this=0x3bd8000,
    t_diff=<value optimized out>) at ../../../src/game/../framework/GameSystem/NGrid.h:156
No locals.
#11 Visit<MaNGOS::ObjectUpdater, TypeMapContainer<TypeList<GameObject, TypeList<Creature, TypeList<DynamicObject, TypeList<Corpse, TypeNull> > > > > > (
    this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/Map.h:386
No locals.
#12 Map::Update (this=0x3bd8000, t_diff=<value optimized out>) at ../../../src/game/Map.cpp:506
        cell = {data = {Part = {grid_x = 43, grid_y = 41, cell_x = 5, cell_y = 3, nocreate = 1, reserved = 0}, All = 17586795}}
        y = 331
        x = 349
        plr = <value optimized out>
        updater = {i_timeDiff = 249}
        __FUNCTION__ = "Update"
        __PRETTY_FUNCTION__ = "virtual void Map::Update(const uint32&)"
#13 0x000000000067906b in MapManager::Update (this=0x7faa4efa1c20, diff=<value optimized out>) at ../../../src/game/MapManager.cpp:267
No locals.
#14 0x000000000082fda9 in World::Update (this=0x7faa925a3900, diff=51) at ../../../src/game/World.cpp:1526
        autobroadcaston = 1
#15 0x00000000005154bd in WorldRunnable::run (this=<value optimized out>) at ../../../src/mangosd/WorldRunnable.cpp:60
        diff = 51
        realCurrTime = <value optimized out>
        realPrevTime = <value optimized out>
        prevSleepTime = 48
#16 0x00000000008f0fea in ACE_Based::Thread::ThreadTask (param=0x7fa9ab5c2080) at ../../../src/shared/Threading.cpp:187
No locals.
#17 0x00007faa94397a04 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#18 0x00007faa93955d4d in clone () from /lib/libc.so.6
No symbol table info available.
#19 0x0000000000000000 in ?? ()
No symbol table info available.