On Mon, Aug 13, 2012 at 2:17 AM, Con Menictas [guest] <
guest@bioconductor.org> wrote:

>
> Dear Readers,
>
> Any help in getting RGraphviz to work in R would really be appreciated.
>
>
>  -- output of sessionInfo():
>
> > library(Rcmdr)
> Loading required package: tcltk
> Loading Tcl/Tk interface ... done
> Loading required package: car
> Loading required package: MASS
> Loading required package: nnet
>
> Rcmdr Version 1.8-4
>
>
> Attaching package: 'Rcmdr'
>
> The following object(s) are masked from 'package:tcltk':
>
>     tclvalue
>
> Loading required package: RcmdrPlugin.TextMining
> Loading required package: Rgraphviz
> Error : .onLoad failed in loadNamespace() for 'Rgraphviz', details:
>   call: value[[3L]](cond)
>   error: unable to load shared object
> 'C:/Users/student/Documents/R/win-library/2.15/Rgraphviz/libs/i386/Rgraphviz.dll':
>   LoadLibrary failure:  The specified module could not be found.
>
>
>   Check that (1) graphviz is installed on your system; (2) the
>   installed version of graphviz matches '2.20.3'; this is the version
>   used to build this Rgraphviz package; (3) graphviz is accessible to
>   R, e.g., the path to the graphviz 'bin' directory is in the system
>   'PATH' variable.  See additional instructions in the 'README' file of
>   the Rgraphviz 'source' distribution, available at
>
>
What is the output of sessionInfo()?  Did you confirm that the above
requirements were met?

Sean



>   http://bioconductor.org/packages/release/bioc/html/Rgraphviz.html
>
>   Ask further questions on the Bioconductor mailing list
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>
> Failed with error:  'package 'Rgraphviz' could not be loaded'
> Error in Commander() :
>   the plug-in package RcmdrPlugin.TextMining is missing
> >
>
>
> --
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>
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