On Mon, Jul 26, 2010 at 2:49 AM, Michael Wesolowski <
michael.wesolowski@gmail.com> wrote:

> No protocol specified
> Error in X11(d$display, d$width, d$height, d$pointsize, d$gamma,
> d$colortype,  :
>  unable to start device X11cairo
> In addition: Warning message:
> In function (display = "", width, height, pointsize, gamma, bg,  :
>  unable to open connection to X11 display ''
>
> I have tried looking around before posting to the mailing list, but I don't
> have the Linux knowledge to make this work.
>
> Some helpful information might be the truncated output from capabilities()
> -
> the output suggests the probable cause for this error, but I don't know how
> to fix it.
>
> as user postgres:
> > capabilities()
> X11     cairo
> FALSE     TRUE
>
>
> as user root:
> > capabilities()
> X11     cairo
> TRUE     TRUE
>

I had the same problem (X11cairo errors) when I tried to do plots via ssh to
an Ubuntu system. I simply used, X11(type = "Xlib") which worked.

-- 
Regards
Chirag Anand

Blog :http://techfreaks4u.com/blog
anything weird is worth a try...

	[[alternative HTML version deleted]]

