Hi Rob,Got it working in the end, it was related to the patch, however applying the patch did not seem to fix it. I changed the NETBIOS name of the AD server and I think this may have upset ACS.  Reinstalled the ACS server and works like a treat.Rea...

Hi Rob,Yeah we ensured that NTP was in sync and DNS appeared to be setup correctly, ACS name was 14 characters....However we are running version 5.2.0.26, I cant see any other version apart from this for the ACS appliance?

Hi Fede,We are having the very same issue as listed above (and the same configuration), unfortunately we may not be in a position to use a 2003 server in our Windows 2008 infrastructure due to recent policy changes.Do you know whether this is a commo...