[R] X11 PNG Error
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon Dec 29 12:01:19 CET 2008
1) Please follow the posting guide: a later version of R will solve this.
2) Please read ?png in the version you have: it describes how you need
write access on a running X server, and how to use Xvfb to get this if
On Mon, 29 Dec 2008, Harsh wrote:
> Hi All,
> I am running R 2.6.0 on an Ubuntu 8.04 with Rserve on a machine.
The current version is 2.8.1.
> I send R commands from a Windows computer to the R machine and a few
> commands require the creation of plots on png devices.
> I often get the following error:
> Error in X11(paste("png::", filename, sep = ""), width, height, pointsize, :
> unable to start device PNG
> I've solved this error at times by restarting Rserve. But it seems to
> crop up frequently. I've installed the libpng libraries on Ubuntu but
> to no avail.
> Any help in this regard will be highly appreciated.
> Harsh Singhal
> Mu Sigma Decision Systems Inc.
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
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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