1. Start with database with no bookmark labels. Go to bookmark labels screen. 2. Create 2 bookmark labels, first with label "asdf", second with empty label 3. Remove label with "asdf" title 4. Rename first bookmark label to something else -> Actual: goes to bookmark screen Expected: should not leave bookmark labels 5. Go back to bookmark labels 6. Rename label 7. Repeat steps 5,6 if needed 8. Crash