Causing duplicates when I introduce a measure in the table

[Anonymous]

Good morning, 

I have a table with import data that when I introduce a measure created by me appears the names duplicated. I show with some

image: 

I want only to appear the names of the first capture. What can I do??? Thx

[Greg_Deckler]

Not sure why those are duplicates, but you seem to have some kind of hierarchy for ZONA that includes two columns/fields. For whatever reason, your measure is apparently calculating a value for a hierarchy combination that you didn't intend. Difficult to be more specific without data and formula.