请高手们帮我看看
:\MUSHS\lua\kezhiwugong.lua:412: attempt to concatenate a nil value
stack traceback:
C:\MUSHS\lua\kezhiwugong.lua:412: in function 'kezhiwugongSetPerform'
C:\MUSHS\lua\kezhiwugong.lua:419: in function 'kezhiwugongsuccess'
C:\MUSHS\lua\kezhiwugong.lua:360: in function <C:\MUSHS\lua\kezhiwugong.lua:359>
(tail call): ?
C:\MUSHS\lua\kezhiwugong.lua:367: in function <C:\MUSHS\lua\kezhiwugong.lua:366>
Function/Sub: kezhiwugongcheck2 called by trigger
Reason: 正在处理触发器 "afight12"