I have taken a fresh install of Eclipse and all the latest Android tools and want to use Proguard on existing project, but for now I have created a new blank one. I have added a
This problem looks to be fixed in ADT 12. The following change in main_rules.xml solves the problem and should be included in ADT 12: https://review.source.android.com/#change,22791.
I can verify that downloading the fixed version and replacing the copy that comes with the sdk at your_sdk_path/tools/ant fixes this issue.