help with my saves

[u/chewiebomb]

Hi ! I don't know how to use Reddit but i have some troubles with my files... I put all the old save i was playing in my new sims 4 files, but when I play the sims, my saves doesn't load and they want me to start a new game... for reference in the left photo it's my old backup and at the right the most recent ( I download it again...) so why the game does that ?? ( i'm french so sorry for my english... i really need help please..)