help opcodes

[Theon]

erro ;/

"function onExtendedOpcode(cid, opcode, buffer) if opcode == 26 and registerExtendedOpcode(cid, 26, getPlayerVocation(cid)) end return true end"

erro in console
i have opcodes in sources

erro console \/


[19/8/2014 22:20:40] [Error - CreatureScript Interface]
[19/8/2014 22:20:40] data/creaturescripts/scripts/extendedopcode.luanExtendedOpcode
[19/8/2014 22:20:40] Description:
[19/8/2014 22:20:40] data/creaturescripts/scripts/extendedopcode.lua:3: attempt to call global 'doSendPlayerExtendedOpcode' (a nil value)
[19/8/2014 22:20:41] stack traceback:
[19/8/2014 22:20:41] data/creaturescripts/scripts/extendedopcode.lua:3: in function <data/creaturescripts/scripts/extendedopcode.lua:1>



need help...