[BioC] error in QC report

James W. MacDonald jmacdon at med.umich.edu
Wed Jun 13 18:50:22 CEST 2007

Hi Mayte,

Mayte Suarez-Farinas wrote:
> Hi,
> I am working with plain hgu133a2 chips and I got an error in QCReport:
> plot(qc(abatch))
> Error in get("spikes", envir = .qcEnv) : object ".qcEnv" not found
> I tried the approach suggested by James McDonald to Sanchita
> but, still it doesn't found the qcEnv, see below
> library(simpleaffy)
>  >  df1 <- get("alpha", .qcEnv)
> Error in get("alpha", .qcEnv) : object ".qcEnv" not found
> any help will be appreciated,
> Mayte
> ps. I am working with the last R+BioC version in MAC Intel desktop.

An actual sessionInfo() would be more informative here.

It is always possible that you have a busted simpleaffy package. Have 
you tried re-installing using biocLite() and seeing if that fixes things?



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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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