On Thu, Dec 5, 2013 at 11:41 AM, Dan Sullivan [guest] <
guest@bioconductor.org> wrote:

>
> Hi,
>
> I apologize if this is a profoundly dumb question (I am a little bit
> embarrassed that I cannot get this working).  Please forgive me I have to
> admit that I know a very minimal amount about R and or Bioconductor; I am a
> systems administrator and not a bioinformatician.  Basically, I am trying
> to get Bioconductor installed to use CummeRBund, however I am currently
> stuck with using R2.7. Unfortunately, it is my understanding that the
> newest version of Bioconductor requires R 3.0.  Presumably I can install an
> older version of Bioconductor to get this to work.  My question is really
> this:
>
> How do I install an older version of Bioconductor?  For example, in R 2.7,
> if I try to install Bioconductor I get the following message:
>
> > source("http://bioconductor.org/biocLite.R")
> Error in get(name, envir = asNamespace(pkg), inherits = FALSE) :
>   variable ".BioC_version_associated_with_R_version" was not found
> >
>

Hi, Dan.

Your R version is more than five years old and biocLite presumably does not
try to handle an R that old.  More importantly, though, CummeRBund did not
exist for that version of R, so your only option is to upgrade to a new
version of R.

Sean




>
> Presumably this is because I am trying to install the new version of
> Bioconductor with an older version of R?  Would it be possible for somebody
> to provide some insight as to what is occurring here or how to address
> this?  Again, I apologize that I am very inexperienced in this technology.
>  Thank you so much for your help I wish you a wonderful day.
>
>
>
>
>  -- output of sessionInfo():
>
> > source("http://bioconductor.org/biocLite.R")
> Error in get(name, envir = asNamespace(pkg), inherits = FALSE) :
>   variable ".BioC_version_associated_with_R_version" was not found
> >
>
>
> --
> Sent via the guest posting facility at bioconductor.org.
>
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