Why did my LG G4 autoformat the sd card?

[AC Question]

Lg g4 autoformats sd card

Hi guys! I have a problem with my LG G4 32GB it aUtomatically formats my sd card twice!!! First time was when I connected a OTG and my sd card after a few munites all the data on my sd card suddenly disappears then again this mor ing I woke up and found out that my 64 gb sd card that is on my G4 is also formated.

I need your help on reslovong this issue and also recovering all my data from my sd cards.

Thanks a lot.

Jayson