There was also a problem with WinGate and Windows updates that was fixed in version 6.2.0. If you are using WinGate 6.1.4 or earlier, you may want to consider upgrading to the latest version.
Here's the changelog for version six.
http://www.wingate.com/showfaq.php?faqid=2
If you are still having a problem with your WSUS, can you obtain the following information from your WinGate installation and send it into the helpdesk at
sales@qbik.com.
1. WinGate Registry.
GateKeeper --> Options menu --> Advanced --> Save Registry
2. WinGate Config Report
GateKeeper --> Options menu --> Advanced --> Save Config Report
3. ipconfig/all from the WinGate Server
(Windows) Start menu --> Run --> cmd --> ipconfig/all >> C:\ipa.txt
4. ipconfig/all from the WSUS Server
(Windows) Start menu --> Run --> cmd --> ipconfig/all >> C:\ipa.txt