[R] Failing to install {rggobi} on win-7 R 2.12.0

[Prof Brian Ripley]

Your GTK+ installation is not being found: check your PATH.

On Wed, 26 Jan 2011, Tal Galili wrote:

> Hello Prof Brian Ripley, Yihui and Tom,
> 
> Thank you for your suggestions.  It seemed to have made some differences in
> the error massages - but rggobi still fails to load.
> 
> Steps taken:
> 1) I removed the old GTK (through the uninstall interface)
> 2) I ran  library(RGtk2) which downloaded the new GTK-runtime
> version 2.22.0-2010-10-21 (instead of the one I got from ggobi, which
> was 2.12.9-2).
> 3) I downloaded both
> ftp://ftp.zlatkovic.com/libxml/libxml2-2.7.7.win32.zip and 
> ftp://ftp.zlatkovic.com/libxml/iconv-1.9.2.win32.zip
> Unzipped them, and moved their dll's (from their bin directory), into - 
> C:\Program Files (x86)\GTK2-Runtime\bin
> 4) I then tried starting rggobi:  library(rggobi)  and got the following
> error massages:
> 
> Error 1:
>       the program can't start because 
> libgdk-win32-2.0-0.dll
> is missing from your computer.
> Try reinstalling the program to fix this problem.
> 
> It then tried to reinstall GTK, and after I refused to, it sent the second
> Error massage:
>       the program can't start because 
> libfreetype-6.dll
> is missing from your computer.
> Try reinstalling the program to fix this problem.
> 
> 
> 
> Any suggestions what else I should try?
> 
> Many thanks for helping,
> Tal
> 
> 
> 
> 
> ----------------Contact
> Details:-------------------------------------------------------
> Contact me: Tal.Galili at gmail.com |  972-52-7275845
> Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) |
> www.r-statistics.com (English)
> ---------------------------------------------------------------------------
> -------------------
> 
> 
> 
> 
> On Wed, Jan 26, 2011 at 9:17 AM, Prof Brian Ripley <ripley at stats.ox.ac.uk>
> wrote:
>       On Tue, 25 Jan 2011, Tom La Bone wrote:
>
>             I recall that my problem on Windows was related to
>             having a number of stray
>             versions of GTK+ installed. I went back and deleted
>             all versions and
>             reinstalled the latest GTK+ and that seemed to fix
>             things. However, when I
>             went to do any work of substance ggobi locked up and
>             became unresponsive.
>             Never did get it working right on Windows. Had much
>             more luck with R/ggobi
>             on Ubuntu 10.10.
> 
> 
> I've just been setting rggobi up for our classroom.  It seems that on
> Windows we now need to use Rgui in SDI mode to run rggobi without
> lookups.  (That was not the case last year, so it might be due to the
> change in GTK+ version or it might be due to the change from XP to x64
> Windows 7 on those machines.)
> 
> The rggobi binary on CRAN extras is statically linked against
> everything except GTK+, but the www.ggobi.org ggobi DLL needs both
> GTK+ DLLs and libxml2.dll (which needs iconv.dll and zlib1.dll). Late
> last year there was a problem in that GTK+ and libxml2.dll needed
> different zlib1.dll's, but AFAICS this is now resolved by using
> ftp://ftp.zlatkovic.com/libxml/libxml2-2.7.7.win32.zip and
> ftp://ftp.zlatkovic.com/libxml/iconv-1.9.2.win32.zip.  (Unpack those
> and drop the DLLs into somewhere on your path, e.g. the GTK+ bin
> directory.)
> 
> We've had a lot of trouble over zlib1.dll: those prepared from zLib
> 1.2.3 and 1.2.5 are incompatible.  The whole point of the '1' in the
> name is to change the name in that case!  I suspect very few of those
> benefitting from Windows binary packages have any idea how much work
> goes into circumventing such issues.
> 
> 
> --
> Brian D. Ripley,                  ripley at stats.ox.ac.uk
> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
> 
> 
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> 
> 
>

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595