If you're using local/workgroup authentication, do not perform the above steps. It WILL break your install and will likely result in the need to repair the system.
I'm seeing things move very slowly after an upgrade
There's a chance that the upgrade scripts couldn't run on the database during the upgrade. Running these after the upgrade is a good way to alleviate some common performance issues.
I'm seeing an authentication server error when trying to log into GlobalSearch after an upgrade
There are many causes for authentication server errors after an upgrade. Most commonly, however, it has to do with the Auth Server being set improperly in a couple places.
If you are using local/workgroup authentication, your Authentication Server should be the name of your app server.
If you are using Active Directory domain authentication, your Authentication Server should be the name of your domain.
Please ensure the "AuthServer" (or "AuthenticationServer" in some places) is set properly to either the domain or server name (depending on your setup) in these locations:
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