Never i can make a post of this type without try all combination , first of all it isn't the first time that i use with good result localization, second i have tried to rename first in .txt after in .csv and after .txt and so on.. but result remain the same.
Take a look at this screen shoot, result don't change if i use . txt or .csv
UIpopup lst values are value inserted in localization file but look inside uipopup current value is FRANCAIS that is not present in my localization file.

help me i have ready app but no localization..