Its a humble request to solve my this issue.I m getting an error plz try to resolve it.> library(affy) > setwd("C:/Users/SONY/Desktop/microarray_dataset") > raw.data<-ReadAffy() > raw.data AffyBatch object size of arrays=1164x1164 features (32 kb) cdf=HG-U133_Plus_2 (??? affyids) number of samples=35 Error: package 'hgu133plus2cdf' was built before R 3.0.0: please re- install it In addition: Warning message: missing cdf environment! in show(AffyBatch) -- Thanks and Regards: Farahdeeba Shaikh Msc-Bioinformatics [[alternative HTML version deleted]]

Hi Farahdeeba, The error message seems pretty clear. Have you tried reinstalling the cdf package? Best, Jim On Feb 1, 2014 3:15 PM, "Farahdeeba Shaikh" <shaikhfarahdeeba@gmail.com> wrote: > Its a humble request to solve my this issue.I m getting an error plz try to > resolve it.> library(affy) > > setwd("C:/Users/SONY/Desktop/microarray_dataset") > > raw.data<-ReadAffy() > > raw.data > AffyBatch object > size of arrays=1164x1164 features (32 kb) > cdf=HG-U133_Plus_2 (??? affyids) > number of samples=35 > Error: package 'hgu133plus2cdf' was built before R 3.0.0: please re- install > it > In addition: Warning message: > missing cdf environment! in show(AffyBatch) > > -- > Thanks and Regards: > > Farahdeeba Shaikh > > Msc-Bioinformatics > > [[alternative HTML version deleted]] > > _______________________________________________ > Bioconductor mailing list > Bioconductor@r-project.org > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: > http://news.gmane.org/gmane.science.biology.informatics.conductor > [[alternative HTML version deleted]]