Lua Lua script error

[Faraonekkk]

Hello otlanders!

Every time i have error in console :/
what it means?
and where in the file is problem?

[14/10/2011 20:18:50] [Error - Action Interface] 
[14/10/2011 20:18:50] data/actions/scripts/tools/fishing.lua:onUse
[14/10/2011 20:18:50] Description: 
[14/10/2011 20:18:51] data/actions/scripts/tools/fishing.lua:80: attempt to index field '?' (a nil value)
[14/10/2011 20:18:51] stack traceback:
[14/10/2011 20:18:51] 	data/actions/scripts/tools/fishing.lua:80: in function <data/actions/scripts/tools/fishing.lua:1>

 

[Santi]

Okay, look carefully.

[14/10/2011 20:18:50] [Error - Action Interface] 
[B][COLOR="#FF0000"][U][I][B][14/10/2011 20:18:50] data/actions/scripts/tools/[SIZE=7]fishing.lua[/SIZE]:onUse[/B][/I][/U][/COLOR][/B]
[14/10/2011 20:18:50] Description: 
[COLOR="#FF0000"][U][B][I][14/10/2011 20:18:51] [SIZE=5]data/actions/scripts/tools/fishing.lua[/SIZE]:[COLOR="#0000FF"][SIZE=7]80[/SIZE][/COLOR]: attempt to index field '?' (a nil value)[/I][/B][/U][/COLOR]
[14/10/2011 20:18:51] stack traceback:
[14/10/2011 20:18:51] 	data/actions/scripts/tools/fishing.lua[COLOR="#0000FF"]:80:[/COLOR] in function <data/actions/scripts/tools/fishing.lua:1>

 

[Faraonekkk]

okay but 80 is line? what its mean "attempt to index field '?' (a nil value)"

its my line 80 in fishing lua

local random = math.random(0, 35)