Flutter on MacOS Catalina

Flutter depends on Xcode if you’re on a Mac. But if you aren’t on the latest release of MacOS, then you’ll run into wall. Just in case you’re stuck in Catalina like me, you’ll need to install Xcode 12.3:

It’s a little bit confusing, so just go here: https://developer.apple.com/download/all/?q=xcode and it will all be okay. It’s also accessible from the main downloads page for Xcode, but you need to find the very bottom bottom bottom direction to go to “Older Versions of Xcode”:

You’re welcome! —JM