[BioC] lumi: error when plotting CV for lumi expression set

Sean Davis sdavis2 at mail.nih.gov
Tue May 13 12:08:36 CEST 2008

On Mon, May 12, 2008 at 8:56 PM, Sebastien Gerega <seb at gerega.net> wrote:
> I am getting the following error when trying to plot the coefficient of
> variance for a lumi expression et.
>  plot(x.lumi, what='cv')
>  Error in as.double(y) :
>   cannot coerce type 'S4' to vector of type 'double'
>  I have not had any problems creating the other QC plots that are
> recommended in the vignette.
>  What could be causing this problem, or how can I diagnose it?

Hi, Sebastien.  You'll need to include the output of sessionInfo()
and, ideally, a reproducible example in order to get a meaningful
answer to your question.


More information about the Bioconductor mailing list