[Rd] problems with plotting of graphNEL (PR#11993)

Martin Morgan mtmorgan at fhcrc.org
Thu Aug 7 15:48:24 CEST 2008

Hi Christian --

christiankuehnert at gmx.de writes:

> Full_Name: Christian Kuehnert
> Version: 2.7.1
> OS: Windows XP
> Submission from: (NULL) (
> Hello, 
> I've installed the package RBGL (and XML and Rgraphviz) and tried to follow the
> examples in the RBGL-manual 
> http://bioconductor.org/packages/2.2/bioc/vignettes/RBGL/inst/doc/RBGL.pdf
> But when I try to plot the graph using e.g. 
> plot(dijk)
> an error message occurs: 
> "Error in as.double(y): cannot coerce type 'S4' to vector of type 'double'.
> Can anyone tell me what I can do to solve this problem? 

- Ask on the bioconductor list, as this is a problem with a
  bioconductor package


- provide the output of sessionInfo() so that the specifics of your
  package version and other aspects of your system are transparent

- provide a short cut-and-paste example of the problem (the vignettes
  of each bioconductor package are built every night on 5 different
  platforms, so if this were a general problem it would have been

- as a shot in the dark, have you tried to update your packages to
  their most recent version, e.g., following the instructions at




> Thanks very much!
> Christian
> ______________________________________________
> R-devel at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-devel

Martin Morgan
Computational Biology / Fred Hutchinson Cancer Research Center
1100 Fairview Ave. N.
PO Box 19024 Seattle, WA 98109

Location: Arnold Building M2 B169
Phone: (206) 667-2793

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