Well the first suspicious thing seems to be the 256 byte variable names. Do
you really have a 256 byte variable name? If so, why? It sounds like R is
reading the entire header line as one variable.
Why not try exporting the Exce file as a csv file and loading that?
--- On Mon, 9/21/09, A Singh <aditi.si...@bristol.ac.uk> wrote:
> From: A Singh <aditi.si...@bristol.ac.uk>
> Subject: [R] Working around 256 byte variable names? + trouble opening large
> file
> To: r-help@r-project.org
> Received: Monday, September 21, 2009, 4:04 PM
> Dear R users,
>
> I am trying to read in a file with 105 columns, and when
> trying to attach it, get an error as follows:
>
> > vc1<-read.table("P:\\R\\Everything-I.txt",
> header=T, sep=" ", dec=".",
> na.strings=NA, strip.white=T)
> > attach(vc1)
> Error in attach(vc1) : variable names are limited to 256
> bytes
>
> Is there a way to get around this, and make R accept the
> given variable names? Or will I have to shorten them?
>
>
> Also, when I try to read in a much larger file with 430
> columns, I get the error:
>
> Error in scan(file, what, nmax, sep, dec, quote, skip,
> nlines, na.strings, :
> line 397 did not have 431 elements
>
> Is it that R isn't dealing too well with
> Excel-converted-to-text files? Is it a function of file
> size?
>
> I have double-checked the 430 column file and all data
> seems to be in place.
>
>
> Thanks for your help!
>
> Aditi
>
>
>
>
> ----------------------
> A Singh
> aditi.si...@bristol.ac.uk
> School of Biological Sciences
> University of Bristol
>
> ______________________________________________
> R-help@r-project.org
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>
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