Created attachment 157528 [details] Geographic position section SUMMARY *** Advanced search does not provide an option for searching for empty location fields. *** STEPS TO REPRODUCE 1. Launch Digikam, click on "Search" left side tab 2. Click on "New Advanced Search..." button 3. Open "Geographic position" section on "Advanced Search" dialog window. OBSERVED RESULT - For the search location fields - Country, Province-State, City and Sublocation no option exists for "empty" values. Ref attached screenshot EXPECTED RESULT - Option to search/filter out "empty" values for each field - example: a value listed as "<empty>" in the drop-down list which when selected displays empty values or zero length values.