[FreeNX-kNX] freenx server + NoMachine client - black window after disk clone

[Akemi Yagi]

On Fri, Sep 24, 2010 at 12:31 AM, Brian Keen <brian_mk at hotmail.co.uk> wrote:

> When I try to connect to the second machine using NX, it appears to
> authenticate and connect but I get a black window and cursor. After a few
> seconds, the NX client terminates and the window is closed. It suggests that
> the KDE window manager is not working properly. However KDE runs up
> correctly from the console or when using VNC.
>
> I can connect over SSH from another linux machine.
> I tried removing and re-installing the FreeNX server - same problem.
> I even tried re-installing the windows NX client.
>
> After the attempt to connect, the ~username/.nx directory is empty apart
> from an empty cache-kde directory. i.e there are no files beginning with
> 'C-' as there are on the first machine where NX connects ok.
>
> I wonder if there is a file that was created on the first machine that needs
> deleting and re-creating.
> How do I get some log information from the server? /var/log/nxserver.log is
> empty.

I cannot test this myself at this moment but you may want to try:

(1) ssh -X to the server
(2) run  '/usr/libexec/nxnode --agent'
   (depending on the version, this could be /usr/bin/nxnode)

and see if you can get useful output.

Akemi