This is resolved via the logon script. If you still have a problem, you can perform the following manual process:

If you still can't connect to the license server, import the following registry file rational_rose.reg by clicking on the link and selecting open...

You will be asked  if you want to add the information into the registry, select yes

Should this process still fail, please reset your profile. More information about how to do this can be found at:

http://studenthelp.itee.uq.edu.au/faq/profile/