Nevermind, I found the answer here: http://weblogs.macromedia.com/flexteam/archives/2007/01/flex_201_is_her.cfm
--- In flexcoders@yahoogroups.com, "Paul Whitelock" <[EMAIL PROTECTED]> wrote: > > What's the deal with installing the 2.0.1 update? Do you need to > uninstall Flex Builder 2.0, install the demo download, and then > re-register with your current serial number? I've got other plug-ins > installed in the Flex Builder version of Eclipse and I'd hate to have > to reinstall everything, but I don't seen any documentation from Adobe > with upgrade instructions. >