What is the UI string missing?

[XXX-Defalt-XXX]

In Italian language when you hit a city with bacterial bomb or bacterial icbm appear UI string missing and the timer running out when you select the city.
Sorry for my bad english.

[Fellone]

Yeah
Other notifications also remain unknown with "UI string missing"
Please fix

[dounttron]

This is the message telling you what chemical/disease the unit has been exposed to. Thanks for catching that, we'll fix it for the next patch. Let us know if you see any other missing UI strings. Thanks!