[R] I can't see plots

[Daniel Cegielka]

Maybe this help you

http://www.rforge.net/Cairo/index.html

http://www.rosuda.org/R/GDD/

daniel cegielka


-----Original Message-----
From: r-help-bounces w r-project.org [mailto:r-help-bounces w r-project.org] On
Behalf Of milton ruser
Sent: Sunday, June 22, 2008 5:56 PM
To: Josep Lluís Figueras
Cc: r-help w r-project.org
Subject: Re: [R] I can't see plots

Hi there,

try to open a graphic device with x11(), may be.

cheers,

miltinho

On 6/22/08, Josep Llums Figueras <jfigueras w uoc.edu> wrote:
>
> Hi,
>
> I am using RSPerl package on Ubuntu and Apache2 web server. It is my first
> experience with R language :-)
>
> I have the next code embedded into a Perl CGI:
>
> use R;
> use RReferences;
>
> my @x;
> &R::initR("--silent","--no-save");
> &R::library("RSPerl");
> @x = &R::call("rnorm", 10);
> &R::call("plot", \@x);
>
> The CGI works but no plot is shown.
>
> Apache2 web server log says:
>
> [Sun Jun 22 12:01:41 2008] [error] [client 127.0.0.1] Error in pdf() :
> unable to start device pdf, referer: http://localhost/html/proveta.html
> [Sun Jun 22 12:01:41 2008] [error] [client 127.0.0.1] In addition: Warning
> message:, referer: http://localhost/html/proveta.html
> [Sun Jun 22 12:01:41 2008] [error] [client 127.0.0.1] In pdf() : cannot
> open
> 'pdf' file argument 'Rplots.pdf', referer:
> http://localhost/html/proveta.html
> [Sun Jun 22 12:01:41 2008] [error] [client 127.0.0.1] Caught error in
> R::call(), referer: http://localhost/html/proveta.html
>
> However, if I use R directly plots are correctly shown.
>
> Can anybody help me?
>
> Thanks!
>
> Josep Llums Figueras
> (from Barcelona)
>
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>
>
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