Core was generated by `./gameserver_current'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x000000000050caf7 in ScriptEnviroment::getThingByUID (this=<optimized out>, uid=uid@entry=18307) at /home/otPiece-Data/src/luascript.cpp:268
268             if(tmp && !tmp->isRemoved())
(gdb) bt full
#0  0x000000000050caf7 in ScriptEnviroment::getThingByUID (this=<optimized out>, uid=uid@entry=18307) at /home/otPiece-Data/src/luascript.cpp:268
        tmp = 0x11dda5280
#1  0x0000000000518002 in LuaScriptInterface::luaGetThing (L=0x190b8280) at /home/otPiece-Data/src/luascript.cpp:6904
        thing = <optimized out>
        displayError = false
        uid = 18307
        __FUNCTION__ = "luaGetThing"
        __FUNCTION__ = "luaGetThing"
#2  0x0000000000659958 in luaD_precall ()
No symbol table info available.
#3  0x0000000000662837 in luaV_execute ()
No symbol table info available.
#4  0x0000000000659dad in luaD_call ()
No symbol table info available.
#5  0x00000000006590c8 in luaD_rawrunprotected ()
No symbol table info available.
#6  0x0000000000659f1a in luaD_pcall ()
No symbol table info available.
#7  0x000000000065776b in lua_pcall ()
No symbol table info available.
#8  0x00000000005144a6 in LuaScriptInterface::callFunction (this=0x1964b200, params=params@entry=3) at /home/otPiece-Data/src/luascript.cpp:1089
        start = 1562817617489
        size = 3761
        handler = 3758
        result = false
#9  0x00000000005185c6 in NpcScript::onCreatureSay (this=0x29576d40, creature=0x297dc000, type=SPEAK_PRIVATE_PN, text=..., pos=<optimized out>) at /home/otPiece-Data/src/npc.cpp:3035
        env = 0x9581a0 <LuaScriptInterface::m_scriptEnv>
#10 0x0000000000502e26 in Npc::onCreatureSay (this=0x29729200, creature=0x297dc000, type=SPEAK_PRIVATE_PN, text=..., pos=0x0) at /home/otPiece-Data/src/npc.cpp:1133
        player = 0x297dc000
        type = SPEAK_PRIVATE_PN
        this = 0x29729200
        pos = 0x0
        text = @0x114e44f30: <incomplete type>
        creature = 0x297dc000
#11 0x00000000004ed8da in Game::playerSpeakToNpc (this=this@entry=0x958ae0 <g_game>, player=player@entry=0x297dc000, text=...) at /home/otPiece-Data/src/game.cpp:4280
        list = {<std::_List_base> = {_M_impl = {<std::allocator> = {<__gnu_cxx::new_allocator> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x155327280, _M_prev = 0x146d123e0}}}, <No data fields>}
        it = {_M_node = 0x1007fb000}
        tmpNpc = <optimized out>
#12 0x00000000005983b7 in Game::playerSay (this=0x958ae0 <g_game>, playerId=268858680, channelId=<optimized out>, type=SPEAK_PRIVATE_PN, receiver=..., text=...) at /home/otPiece-Data/src/game.cpp:4089
        player = 0x297dc000
        muteTime = <optimized out>
        ignoreDefault = <optimized out>
#13 0x00000000005d5ea0 in operator() (this=0x14743a170) at /usr/include/boost/function/function_template.hpp:767
No locals.
#14 operator() (this=0x14743a160) at /home/otPiece-Data/src/tasks.h:34
        this = 0x14743a160
#15 Dispatcher::dispatcherThread (p=0x9540e0 <Dispatcher::getInstance()::dispatcher>) at /home/otPiece-Data/src/tasks.cpp:72
        task = 0x14743a160
        dispatcher = 0x9540e0 <Dispatcher::getInstance()::dispatcher>
        outputPool = 0x9474a0 <OutputMessagePool::getInstance()::instance>
        taskLockUnique = {m = 0x9540e8 <Dispatcher::getInstance()::dispatcher+8>, is_locked = false}
#16 0x00007f2db744ea4a in ?? () from /usr/lib/x86_64-linux-gnu/libboost_thread.so.1.54.0
No symbol table info available.
#17 0x00007f2db7f34184 in start_thread (arg=0x7f2db3b3b700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7f2db3b3b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139834265155328, 444540599100056358, 0, 0, 139834265156032, 139834265155328, -544878146024299738, -544868796842433754}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {
              prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#18 0x00007f2db795b03d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
(gdb)