[R] connection to X11 problem

[Marc Schwartz (via MN)]

On Fri, 2006-07-21 at 11:47 -0700, Paquet, Agnes wrote:
> Dear List,
> 
> I am a new Mac user and I am having problem generating png (or jpeg)
> using the GUI version of R. I installed R-2.3.1.dmg (custom install with
> everything selected) and X11User.pkg but I am still getting the
> following X11 connection error when I try to generate a png (or a jpeg):
> 
> Error in X11(paste("png::", filename, sep = ""), width, height,
> pointsize,  : 
>     unable to start device PNG
> In addition: Warning message:
> unable to open connection to X11 display ''
> 
> I tried to set up the DISPLAY variable using the command:
> 
> Sys.putenv("DISPLAY"=":0")
> 
> but I am still running into the same problem. 
> 
> Is there anything else I need to do or install in order to use X11? I am
> using a intel Core Duo processor and OSX 10.4.7.
> 
> Thank you for your help,
> 
> Agnes

I don't use a Mac, but the following might be helpful:

http://cran.r-project.org/bin/macosx/RMacOSX-FAQ.html#X11-window-server-_0028optional_0029

http://finzi.psych.upenn.edu/R/Rhelp02a/archive/77424.html

http://finzi.psych.upenn.edu/R/Rhelp02a/archive/46097.html


Also note that there is a R-sig-Mac e-mail list:

https://stat.ethz.ch/mailman/listinfo/r-sig-mac


HTH,

Marc Schwartz