This is the same issue as FAQ 7.19 How do I produce PNG graphics in batch
mode?
The advice there may be helpful.
-thomas
On Fri, 5 Oct 2007, Zhang, Yongqing (NIH/NIA/IRP) [C] wrote:
> Hi, All,
>
> I try to accessing the x11() device over cgi - namely, when trying to
> create a graphic using the jpeg() function, everything is fine from the
> command line but it won't work over cgi, producing the error:
> "Unable to open connection to X11 display"
> Do you you know how to solve this problem or has anyone actually solved
> this particular problem satisfactorily?
> Thanks in advance for your help.
>
> Sincerely Yours,
>
> Yongqing Zhang, PhD
> Bioinformatics, Microarray Core Facility
> NIA/NIH
>
>
> [[alternative HTML version deleted]]
>
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>
Thomas Lumley Assoc. Professor, Biostatistics
tlumley at u.washington.edu University of Washington, Seattle