I have a morse code app which consistently crashed when certain users would try to translate letter "i", and it took me a long time to figure out that only the

I have a morse code app which consistently crashed when certain users would try to translate letter "i", and it took me a long time to figure out that only the turkish users would complain about it, and when one of them sent me a screenshot I only noticed a "wrongly" rendered capital letter i (I used toUpper) and after digging around a bunch, I learned about this while turkish letter i.