Have you tried install GTK2 manually first?
It can be downloaded from http://r.research.att.com/gtk2-runtime.dmg

HTH

Ronggui

On 19 February 2010 10:02, Anna Oganyan <aoganyan@georgiasouthern.edu>wrote:

> Dear List,
> I would like to ask about package RGtk2 with which I have a problem.
> I will very much appreciate if somebody could tell me what I need to do.
> I need to install a  package scdMicro and it depends on gWidgetsRGtk2.
> I am working on MAC, version 10.5.8.
> When I try to load gWidgetsRGtk2 (or RGtk2), it asks me:
> "Instal GTK+?"
>
> I installed Gtk+ from CRAN, and added a path:
>
> export PATH=$PATH:/Library/Frameworks/GTK+.framework/Resources/bin
>
> But next time I try to load gWidgetsRGtk2 (or RGtk2), I get the same
> message: "Instal GTK+?"
>
> Below I included the error message I got.
>
> __________________________________________________________________________________
> Loading required package: gWidgetsRGtk2
> Loading required package: gWidgets
> Error in dyn.load(file, DLLpath = DLLpath, ...) :
>  unable to load shared library
> '/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so':
>  dlopen(/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so,
> 6): Library not loaded:
> /Library/Frameworks/GTK+.framework/Resources/lib/libgtk-x11-2.0.0.dylib
>  Referenced from:
> /Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so
>  Reason: Incompatible library version: RGtk2.so requires version 1801.0.0
> or later, but libgtk-x11-2.0.0.dylib provides version 1401.0.0
> In addition: Warning message:
> In fun(...) : couldn't connect to display "/tmp/launch-WrMGBi/:0"
> Failed to load RGtk2 dynamic library, attempting to install it.
> Error in if (choice == 1) { : argument is of length zero
> Error : .onLoad failed in 'loadNamespace' for 'RGtk2'
> Error: package 'gWidgetsRGtk2' could not be loaded
> starting httpd help server ... done
> Error in dyn.load(file, DLLpath = DLLpath, ...) :
>  unable to load shared library
> '/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so':
>  dlopen(/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so,
> 6): Library not loaded:
> /Library/Frameworks/GTK+.framework/Resources/lib/libgtk-x11-2.0.0.dylib
>  Referenced from:
> /Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so
>  Reason: Incompatible library version: RGtk2.so requires version 1801.0.0
> or later, but libgtk-x11-2.0.0.dylib provides version 1401.0.0
> Failed to load RGtk2 dynamic library, attempting to install it.
> Error in if (choice == 1) { : argument is of length zero
> Error : .onLoad failed in 'loadNamespace' for 'RGtk2'
> Error: package/namespace load failed for 'gWidgetsRGtk2'
> Error in structure(.External("dotTcl", ..., PACKAGE = "tcltk"), class =
> "tclObj") :
>  [tcl] invalid command name "option".
>
> Error : .onLoad failed in 'loadNamespace' for 'gWidgetstcltk'
> Error: package/namespace load failed for 'gWidgetstcltk'
> Loading required package: proto
> Loading required package: filehash
> Error: package 'filehash' could not be loaded
> In addition: Warning message:
> In library(pkg, character.only = TRUE, logical.return = TRUE, lib.loc =
> lib.loc) :
>  there is no package called 'filehash'
> Loading required package: gWidgetsRGtk2
> Error in dyn.load(file, DLLpath = DLLpath, ...) :
>  unable to load shared library
> '/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so':
>  dlopen(/Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so,
> 6): Library not loaded:
> /Library/Frameworks/GTK+.framework/Resources/lib/libgtk-x11-2.0.0.dylib
>  Referenced from:
> /Users/aoganyan/Library/R/2.10/library/RGtk2/libs/i386/RGtk2.so
>  Reason: Incompatible library version: RGtk2.so requires version 1801.0.0
> or later, but libgtk-x11-2.0.0.dylib provides version 1401.0.0
> Failed to load RGtk2 dynamic library, attempting to install it.
> Error in if (choice == 1) { : argument is of length zero
> Error : .onLoad failed in 'loadNamespace' for 'RGtk2'
> Error: package 'gWidgetsRGtk2' could not be loaded
>
> _______________________________________________________________
>
>
> Thank you very much in advance. I will appreciate very much any
> suggestions.
>
> Anna Ogan
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Wincent Ronggui HUANG
Doctoral Candidate
Dept of Public and Social Administration
City University of Hong Kong
http://asrr.r-forge.r-project.org/rghuang.html

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