[R] Help with Error Message

Matthew Keller mckellercran at gmail.com
Tue Nov 6 00:45:36 CET 2007


Not having run your script, it looks to me like you have an extra
comma after the final element of legend.list...

On 11/5/07, Patrick Richardson <xplaner800 at comcast.net> wrote:
> Hoping someone can offer me some assistance.  I'm trying to execute a script
> and I keep getting this error message about "Error: element 12 is empty".
> I'm wondering if my syntax is incorrect within legend.list.  If anyone has
> any suggestions to sees something obvious that I am missing, I would greatly
> appreciate any help.
>
> Many Thanks,
>
> Patrick
>
> > # These are the symbols and colors to use for each phenotype in the model
> and test sets
> > #          model samples:   square symbols
> > #                  color         symbol      phenotype
> > legend.list <- c("green",         22,        # ALL-B
> +                  "steelblue",     22,        # ALL-T
> +                  "red",           22,        # AML
> + #          test samples:    cicle symbols
> + #                  color         symbol      phenotype
> +                  "lightgreen",    21,        # ALL-B
> +                  "lightblue",     21,        # ALL T
> +                  "orange",        21,        # AML
> +                 )
> Error: element 12 is empty;
>    the part of the args list of 'c' being evaluated was:
>    (22, "steelblue", 22, "red", 22, "lightgreen", 21, "lightblue", 21,
> "orange", 21, )
> >
> > col <- legend.list[seq(1, length(legend.list), 2)]
> Error: object "legend.list" not found
> > symbs <- as.numeric(legend.list[seq(2, length(legend.list), 2)])
> Error: object "legend.list" not found
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>


-- 
Matthew C Keller
Asst. Professor of Psychology
University of Colorado at Boulder
www.matthewckeller.com



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