can't run gtk programs on Xvfb with a color depth of 16 or 24. why?
Sebastien
ssebastien at gmail.com
Mon Sep 20 02:52:46 PDT 2004
On Mon, 20 Sep 2004 01:00:32 -0700 (PDT), dave giffin
<givdav01 at yahoo.com> wrote:
> I want to run mozilla on Xvfb to get some screenshots
> of web pages.
>
> I start Xvfb with the command:
>
> Xvfb :30 -ac -screen 0 1024x768x24
>
> Which creates an Xvfb server with 1024x768 resolution
> and a color depth of 24 (16.7 million colors).
>
> Then I run mozilla:
>
> mozilla --display :30.0
>
> And get the following error message:
>
> Gdk-ERROR **: BadLength (poly request too large or
> internal Xlib length erro
> serial 1240 error_code 16 request_code 148
> minor_code 20
>
> I've tried other programs like gshell, gedit with the
> same problem.
>
> I also have the same problem with a color depth of 16.
> But, when I run Xvfb with a color depth of 8 (only 256
> colors), gtk programs run fine.
>
> If I run a Qt based program, with a depth of 16 or 24,
> when I try to take a screenshot, my screenshot program
> (graphicsmagick) locks up.
>
> I am running Redhat 9 on an i686 with XFree86-Xvfb 4.3
>
> Why is this happening? Is there a solution?
File a bug at bugzilla.gnome.org. GTK+ is known to be one of the most
broken X clients out there...
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