What steps will reproduce the problem? 1. Search for any cards 2. Open a card screen 3. Select "Change set" option from menu in top-right 4. app crashes

What is the expected output? What do you see instead? Set list, of course. It worked on previous versions.

What version of the product are you using? On what operating system? Mtg Familiar 2.1.1. Android 2.3.3 (Samsung Galaxy Gio)

Please provide any additional information below.

The code for "Change Set" hasn't changed in a long time, nor has Familiar been updated recently. It sounds like there is some sort of database error. Try clearing the app data, and it will automatically recreate the database.