Hi
Thanks for the help Pierre. I managed to resolve it. I am just using the
AffymetrixCelSet$byName with the cdf information instead of the chipType.
For some reason, that still refuses to work.
Nitesh
On Monday, 18 June 2012 11:39:34 UTC-4, NT_CMU wrote:
>
> Hi
>
> I am new to aroma.affymetrix. I am not sure why the command
> "AffymetrixCelSet$byName" is not working.
>
> cs <- AffymetrixCelSet$byName("test.CEL",chipType =
> "../../annotationData/chipTypes/GenomeWideSNP_6")
> Error in method(static, ...) :
> [2012-06-18 11:34:57] Exception: Failed to create AffymetrixCdfFile
> object. Could to locate an annotation data file for chip type
> '../../annotationData/chipTypes/GenomeWideSNP_6' (without requiring any
> tags) and with filename extension 'cdf'.
>
> at #04. method(static, ...)
> - method() is in environment 'aroma.core'
>
> at #03. AffymetrixCdfFile$byChipType(chipType)
> - AffymetrixCdfFile$byChipType() is local of the calling function
>
> at #02. method(static, ...)
> - method() is in environment 'aroma.affymetrix'
>
> at #01. AffymetrixCelSet$byName("test.CEL", chipType =
> "../../annotationData/chipTypes/GenomeWideSNP_6")
> - AffymetrixCelSet$byName() is local of the calling function
>
>
> I think my directory structure is wrong. But i could use some pointers on
> how to get things moving because i've been trying to get this command
> working for over 4 days now.
>
> Also, another issue is I am able to load CDF files with the basic
> "AffymetrixCdfFile("GenomeWideSNP_6,Full.CDF") ". But if i use the command
> AffymetrixCdfFile$byChipType("GenomeWideSNP_6",tags="Full"), it gives me an
> error. Am I doing something really wrong?
>
> Thanks
>
> Nitesh
>
>
>
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