[CentOS-devel] Re: New nx/freenx RPMS for CentOS-4 i386 in the Testing Repo

Kay Diederichs kay.diederichs at uni-konstanz.de
Thu Jan 4 09:28:00 UTC 2007

Johnny Hughes wrote:
> On Wed, 2007-01-03 at 12:19 +0100, Kay Diederichs wrote:
>> Johnny Hughes wrote:
>> ...
>>> The NX and FreeNX RPMS in the testing Repository have been upgraded.
>>> Here is what has changed:
>>> NX:
>>> 1.  Incorporated the latest No Machine releases from this announcement:
>>> http://www.nomachine.com/news-read.php?idnews=188
>>> FreeNX:
>>> 1.  Upgraded to the latest SVN version (revision 282) to fix the
>>> xosview / xclock issues that are noted before.
>>> 2.  Renamed (and modified) the former patch named fc5patch.diff to
>>> CentOS-4-patch.diff
>>> 3.  Removed nxclient.diff as that functionality was rolled in already
>>> with SVN revision 282.
>>> 4.  Added nxnode slave mode (and nxserver-helper).
>>> I think this version is more stable than the last ... please test and
>>> provide feedback so we can roll this out.
>>> Thanks,
>>> Johnny Hughes
>> My feedback for the new packages:
>> a) nxsetup is overly smart because it requires --override even for --help
>> b) On the server I had to
>> 1) nxsetup   --uninstall   --purge   --override
>> 2) nxsetup --override
>> 3) then accept the defaults
>> 4) the resulting error messages
>> -------
>> Error: Invalid value 
>> "APPLICATION_LIBRARY_PRELOAD=/usr/lib/libX11.so.6.2:/usr/lib/libXext.so.6.4:/usr/lib/libXcomp.so.1:/usr/lib/libXcompext.so.1:/usr/lib/libXrender.so.1.2"
>> Error: Could not find 1.5.0 or 2.0.0 version string in nxagent. NX 1.5.0 
>> or 2.0.0 backend is needed for this version of FreeNX.
>> -------
>> do not appear to be harmful because the server works ok.
>> I know this _should_ not be necessary but it _is_ necessary for me 
>> because otherwise my client says "NX server disabled or not installed", 
>> or something to that effect. I guess this may be a "local problem" of 
>> some kind (i.e. me not understanding the "client key" business), and not 
>> related to the new nx version or package.
> Not sure why you would need to rerun nxsetup.  On install there is a
> client ID key that is in /etc/nxsever and that key just needs to be cut
> and pasted into the key section on the client machines ... nxsetup
> should never need to be run.
> There are directions here:
> http://wiki.centos.org/FreeNX
> That override section was specifically added by Rick Stout of Fedora
> Extras to make it difficult to run NX setup as many people were killing
> their installs.  I could remove it, but would rather not.
>> c) the problems with the color maps are indeed fixed
>> d) a new problem (at least compared to nx-1.5.0-1.centos4.i386) is that 
>> the session cannot be terminated or suspended by signalling the client 
>> (on a CentOS-4 machine): clicking the "X" of the client's window or even 
>> ALT-F4 does not result in a "xmessage" window where "suspend", 
>> "terminate" or "cancel" can be chosen. Rather, I had to kill the nxssh 
>> process.
> I can use the "X" of the client window with no problems, maybe it has
> something to do with rerunning nxsetup???
> Also, there are known issues if the NoMachine Linux client is not
> installed on the server, so you might give that a try (Though I added a
> patch to fix that problem).
> Thanks,
> Johnny Hughes


given your hint, I installed the client on the server machine (which 
also pulled in libstdc++-296). I also updated the client (from 2.0.0 to 
2.1.0-11) on the CentOS-4 host which I use to access the server. The 
result: now everything works as expected.

So it wasn't the "nxsetup thing"; it was the client, in one way or the 


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