[BioC] read.marrayInfo help

Jean Yee Hwa Yang jean at biostat.ucsf.edu
Tue Jul 22 09:23:54 MEST 2003


Hi Christian,

Please download the marrayClasses 1.2.1
http://www.bioconductor.org/repository/devel/package/html/marrayClasses.html

The bugfix is in there.

Jean

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 Jean Yee Hwa Yang			 jean at biostat.ucsf.edu
 Division of Biostatistics,		   Tel: (415) 476-3368
 University of California,		   Fax: (415) 476-6014
 500 Parnassus Avenue, MU 420-W,  San Francisco, CA 94143-0560
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

On Mon, 21 Jul 2003, Christian Bowers wrote:

> Hello all,
> 
> I have just begun working with Bioconductor and am having a problem using 
> the read.marrayInfo command to read in sample information as well as gene 
> names for the .gal files. I am having trouble getting it to even work with 
> the sample package data.  For instance, when I type in the command:
> 
> datadir <- system.file("data", package = "marrayInput")
> swirl.gnames <- read.marrayInfo(file.path(datadir, "fish.gal"), info.id = 
> 4:5, labels = 5, skip = 21)
> 
> I get the error message:
> 
> Error in validObject(.Object) : Invalid "marrayInfo" object: Invalid object 
> for slot "maInfo" in class "marrayInfo": got class "NULL", should be or 
> extend class "data.frame"
> 
> I can't figure out why even the sample file will not read in.  Any help 
> would be greatly appreciated.
> I am running Win XP
> Christian
> 
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