 check luatable is nil
 check luatable is nil

jiangzhhhh/slua,zhukunqian/slua-1,Roland0511/slua,wland/slua,shrimpz/slua,angeldnd/slua,dayongxie/slua,luzexi/slua-3rd,DebugClub/slua,angeldnd/slua,yaukeywang/slua-old,haolly/slua_source_note,Roland0511/slua,angeldnd/slua,thing-nacho/slua,leonardave/slua,pangweiwei/slua,thing-nacho/slua,pangweiwei/slua,chiuan/slua,lingkeyang/slua,wang1986one/slua,hlouis/slua,jiangzhhhh/slua,dayongxie/slua,moto2002/slua,yaukeywang/slua,zhukunqian/slua-1,yongkangchen/slua,luzexi/slua-3rd-lib,LacusCon/slua,wang1986one/slua,soulgame/slua,LacusCon/slua,soulgame/slua,DebugClub/slua,LacusCon/slua,chiuan/slua,chiuan/slua,thing-nacho/slua,mr-kelly/slua,luzexi/slua-3rd-lib,lyntel/slua,chiuan/slua,mr-kelly/slua,moto2002/slua,jiangzhhhh/slua,angeldnd/slua,jiangzhhhh/slua,LacusCon/slua,leonardave/slua,soulgame/slua,chiuan/slua,yongkangchen/slua,DebugClub/slua,Salada/slua,haolly/slua_source_note,dayongxie/slua,yongkangchen/slua,Salada/slua,yongkangchen/slua,Salada/slua,littleboss/slua,Salada/slua,takaaptech/slua,haolly/slua_source_note,jiangzhhhh/slua,luzexi/slua-3rd,dayongxie/slua,yaukeywang/slua,Roland0511/slua,Roland0511/slua,houxuanfelix/slua,yaukeywang/slua-old,dayongxie/slua,luzexi/slua-3rd,yaukeywang/slua,lingkeyang/slua,thing-nacho/slua,lingkeyang/slua,yjpark/slua,chiuan/slua,ChinaLongGanHu/slua,zhukunqian/slua-1,luzexi/slua-3rd,haolly/slua_source_note,pangweiwei/slua,luzexi/slua-3rd-lib,soulgame/slua,lingkeyang/slua,lingkeyang/slua,XingHong/slua,mr-kelly/slua,zhukunqian/slua-1,DebugClub/slua,zhaoluxyz/slua,hlouis/slua,luzexi/slua-3rd-lib,Roland0511/slua,yongkangchen/slua,luzexi/slua-3rd,haolly/slua_source_note,yjpark/slua,shrimpz/slua,yaukeywang/slua,ChinaLongGanHu/slua,yaukeywang/slua,zhaoluxyz/slua,luzexi/slua-3rd-lib,mr-kelly/slua,LacusCon/slua,houxuanfelix/slua,mr-kelly/slua,takaaptech/slua,Salada/slua,LacusCon/slua,jiangzhhhh/slua,pangweiwei/slua,littleboss/slua,yaukeywang/slua,thing-nacho/slua,lyntel/slua,wland/slua,lingkeyang/slua,DebugClub/slua,thing-nacho/slua,zhukunqian/slua-1,soulgame/slua,DebugClub/slua,XingHong/slua,haolly/slua_source_note,angeldnd/slua,soulgame/slua,Salada/slua,Roland0511/slua,angeldnd/slua,luzexi/slua-3rd-lib,pangweiwei/slua,luzexi/slua-3rd,mr-kelly/slua