im trying to set up a tester to pick up any blank streetname column .
ive tried 1. where string value is empty
2. value is "" (see attched screen shot)

but its not working . please avice
im trying to set up a tester to pick up any blank streetname column .
ive tried 1. where string value is empty
2. value is "" (see attched screen shot)

but its not working . please avice