[BioC] GCRMA error

[James W. MacDonald]

Puhong Gao wrote:
> Hi, all,
> 
> When I ran my old chip data (RN U34 chips) with gcrma, I got the following error. I had no problem with other chip types. Can someone give me some inputs on this? Thank you.
> 
> 
>>gcrma.ob<-gcrma(ob)
> 
> Computing affinitiesError in get(x, envir, mode, inherits) : variable "rnu34probe" was not found

With the version of gcrma you are using, you should not be able to get 
to that point without automagically installing the correct probe 
package. How about trying

library(reposTools)
install.packages2("rnu34probe")

and then run gcrma() again.

Best,

Jim


> 
> I am using R 2.0.1 and gcrma 1.1.3.
> 
> Best,
> 
> Puhong
> 
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-- 
James W. MacDonald
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
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