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- Subject: Re: Weird irreproducible error
- From: Luiz Henrique de Figueiredo <lhf@...>
- Date: Mon, 1 Oct 2007 14:15:03 -0300
> When running exactly the same test with the same data over and over, I
> keep getting different results, usually with a message that says
> "attempt to index field '?' (a nil value)", in different places in my
> code.
you're probably doing something like a[x][y] and a[x] is nil.
check the line number in the error message.
