Black window: mouse pointer but no gdm when connecting to Linux Xvnc

[Akira Hatakeyama]

Greetings.

On Sun, Sep 19, 2004 at 02:27:41PM -0700, Mathew Lodge wrote:
> Hi,
> 
> I have Xvnc set up to be run by xinetd (this is on a Redhat Fedora 2 Linux 
> system). I have Gnome installed and at the console, login is via gdm. I 
> would like the vnc connection to be managed by gdm also, so that when I 
> connect via vnc, I get the gdm login screen.
> 
> What happens now is that when I connect with the vnc client, I get a black 
> window and the X cursor, but nothing else. I can move the mouse and see the 
> X cursor moving. However, I do not get the gdm login screen and can do 
> nothing except move the mouse pointer -- no gdm, no window manager... 
> nothing.

It is 'gdm' problem.  With default configuration, gdm does not
accept XDMCP query (by '-query' option with Xvnc).  Enable gdm to
accept XDMCP query with editing 'gdm.conf' file (usually,
/etc/X11/gdm/gdm.conf), 'Enable=1' in [xdmcp] section.

-- 
Akira Hatakeyama	E-Mail: akira "at" sra.co.jp
   http://www.sra.co.jp/people/akira/index.html
chigasaki-minami, tsuzuki ward, yokohama, japan