I ran into an issue using Visual Studio Team System 2008 Database Edition with the Power Tools installed. When using the Schema view inside a database project:
Instead you will receive the following error message.
So, you are asking - "How do I get around this issue?" Well you have a few choices.
You can disable them by editing the %ProgramFiles%\Microsoft Visual Studio 9.0\DBPro\Microsoft.VisualStudio.TeamSystem.Data.PowerTools.Extensions.xml file, remove the highlighted lines.
As some of you might already encountered and found this blog entry while searching the internet, there