[BioC] trouble using GCRMA

James W. MacDonald jmacdon at med.umich.edu
Fri Jun 15 15:11:50 CEST 2007

wong wrote:
> Hi all,
> I just started to work with gcrma to get expression indices for
> microarrays of yeast 2.0.
> The error occured when I tried to make expression summary with package gcrma.
> Some of the R code and error information are showed below:
> Adjusting for optical
> effect................................................Done.
> Computing affinities.Error in xy2indices(p$x, p$y, cdf = cdfpackagename) :
>         unused argument(s) (cdf = "yeast2cdf")
> I'm using R-2.5.0-win32 and gcrma_2.8.1. I guess I am doing something
> wrong here but I do not realize what.
> Any help would be appreciate

What do you get from sessionInfo()? I am betting you have an outdated 
affy package (indicating that you did not use biocLite() to install things).



> wong
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James W. MacDonald, M.S.
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109

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