The Cocoa Controller Layer
Subject:   Error in code
Date:   2004-04-12 22:07:32
From:   johnts
Response to: Error in code

I had this happen too. For some reason the project file that you can download is set to "Read Only". Do a Get Info on the project folder, click the arrow for the Ownership & Permissions section and make sure it's set to "You can Read & Write".