[BioC] cvArray error from AgiMicroRna package

Daniel Brewer daniel.brewer at icr.ac.uk
Thu Feb 11 17:18:13 CET 2010


Hello,

I am trying to analyse a series of Agilent microRNA arrays using the
AgiMicroRna package.  When I run the cvArray function I get the
following error:
Error in cvArray(dd.micro, "MeanSignal", targets.micro, verbose = TRUE) :
  NOT DUPLICATED ProbeName in chip

Any ideas what this means and how to fix it?

Interetsing dd.micro$genes does not have a column called ProbeName or
GeneName like it suggests in the Vignette, but it does have ProbeUID.
This is a bit odd as the datafiles do have a column called ProbeName and
GeneName.

The steps I have taken before this are as follows:
> library("AgiMicroRna")
> targets.micro <- readTargets(infile="Input/Targets.csv",verbose=TRUE)
#TotalProbeSignal
> td <- getwd()
> setwd("Input/FE files")
> dd.micro <- readMicroRnaAFE(targets.micro,verbose=TRUE)
> setwd(td)

Many thanks

Dan

P.S,
> sessionInfo()
R version 2.10.1 (2009-12-14)
x86_64-apple-darwin9.8.0

locale:
[1] en_GB.UTF-8/en_GB.UTF-8/C/C/en_GB.UTF-8/en_GB.UTF-8

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base

other attached packages:
[1] AgiMicroRna_1.0.0    preprocessCore_1.8.0 affy_1.24.0
[4] limma_3.2.1          Biobase_2.6.0

loaded via a namespace (and not attached):
[1] affyio_1.14.0 tools_2.10.1

-- 
**************************************************************
Daniel Brewer, Ph.D.

Institute of Cancer Research
Molecular Carcinogenesis
Email: daniel.brewer at icr.ac.uk
**************************************************************

The Institute of Cancer Research: Royal Cancer Hospital, a charitable Company Limited by Guarantee, Registered in England under Company No. 534147 with its Registered Office at 123 Old Brompton Road, London SW7 3RP.

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