Do you get an error message in a dialog box? My guess is that you just need
to update your GTK+.

On Tue, Mar 1, 2011 at 8:58 AM, R Heberto Ghezzo, Dr <
heberto.ghezzo@mcgill.ca> wrote:

> hello, i tried to run playwith but :
>
> > library(playwith)
> Loading required package: lattice
> Loading required package: cairoDevice
> Loading required package: gWidgetsRGtk2
> Loading required package: gWidgets
> Error in inDL(x, as.logical(local), as.logical(now), ...) :
>  unable to load shared object 'H:/R/cran/RGtk2/libs/i386/RGtk2.dll':
>  LoadLibrary failure:  The specified procedure could not be found.
> Failed to load RGtk2 dynamic library, attempting to install it.
> Learn more about GTK+ at http://www.gtk.org
> If the package still does not load, please ensure that GTK+ is installed
> and that it is on your PATH environment variable
> IN ANY CASE, RESTART R BEFORE TRYING TO LOAD THE PACKAGE AGAIN
> Error : .onAttach failed in attachNamespace() for 'gWidgetsRGtk2', details:
>  call: .Call(name, ..., PACKAGE = PACKAGE)
>  error: C symbol name "S_gtk_icon_factory_new" not in DLL for package
> "RGtk2"
> Error: package 'gWidgetsRGtk2' could not be loaded
> >
> > Sys.getenv("PATH")
>
>
>
>
>                    PATH
> "H:\\R/GTK/bin;H:\\R/GTK/lib;H:\\R/ImageMagick;C:\\windows\\system32;C:\\windows;C:\\windows\\System32\\Wbem;C:\\windows\\System32\\WindowsPowerShell\\v1.0\\;C:\\Program
> Files\\Common Files\\Ulead Systems\\MPEG;C:\\Program
> Files\\QuickTime\\QTSystem\\;H:\\R\\GTK\\GTK2-Runtime\\bin;H:\\PortableUSB/PortableApps/MikeTex/miktex/bin"
> >
> packages(lattice, cairoDevice, gWidgetsRGtk2, gWidgets, RGtk2, playwith)
> were reinstalled
> program GTK was reinstalled.
> using R-2-12-2 on Windows 7
> Can anybody suggest a solution?
> thanks
>
> R.Heberto Ghezzo Ph.D.
> Montreal - Canada
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> and provide commented, minimal, self-contained, reproducible code.
>

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