I\'m facing a strange and productivity destroying problem since this morning. Properties with no pre filled attributed can\'t be edited trough the properties editor. (Margin
This is a limitation in the new property sheet introduced in ADT 20.
We've improved it in ADT 21, and if you download Preview 4 (released yesterday) you can see the new behavior. Here's the fix: https://android-review.googlesource.com/#/c/42238/
Here's ADT 21 preview: http://tools.android.com/download/adt-21-preview
-- Tor