Glow messed up on me.. help!!

Britney • Isaiah William 9/9/15! ♡♡
So I went to put AF lasted one more day then expected... before I did that, it said my fertile week was the 8th thru the 14th.. now it39s doing this... what the Hell happened?? lol i tried to put it back to not saying I still had AF today and it39s still doing this?! My other AF app I have isn39t doing this.. it says my fertile week is the 9th thru the 15th..