Real VNC Windows Authentication no longer working out of the blue
jbowkett at cygnanegra.com
Tue Feb 9 14:33:14 GMT 2010
You were right, I have archived off both my system and application event
logs and now VNC works with windows domain security.
Thanks for the support,
> Hi James,
> Thanks for getting back to me. I tried that, however my support contract
> has expired, do I need to buy more support?
>> You can submit a support request regarding VNC Enterprise Edition via
>> From what you've described, it sounds like your Windows system's
>> Application Event Log has become full, preventing VNC Enterprise Edition
>> from logging audit information for incoming connections.
>> Wez @ RealVNC Ltd
>> James Bowkett wrote:
>>> I have been successfully using Real VNC Enterprise Edition Server v 4.4.4
>>> a Windows XP pro machine within a Windows 2003 Active Directory Domain
>>> around 18 months. I am using Windows Authentication to authenticate
>>> from other Windows XP Pro client machines. This morning the server
>>> to accept connections from any of my client machines, the client machine
>>> receiving "An authentication error occurred. See the server error log
>>> details. Do you wish to reconnect?"
>>> I can find no such error log, there are no errors in the windows event
>>> in either the client, server or domain controller machines.
>>> If I disable windows authentication clients can connect.
>>> The effected server machine can connect to other VNC servers on the
>>> (also using windows authentication) as a viewer.
>>> What would cause VNC to stop working in this way?
>>> Thanks in advance,
>>> VNC-List mailing list
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Cygna Negra Ltd.
91 Waterloo Road
London SE1 8RT
Tel: +44 (0)207 928 9111
Mob: +44 (0)7967 156 887
Fax: +44 (0)56 0112 7839