HELP! this hurts

[MissMagicMI]

I have played Cattails for a long time close to 16 hours on one file... I had to leave so I saved, Come back 2 hours later the game had uninstalled itself and DELETED MY HARD WORKED ON FILE im crying in real life this hurts and I have had a bad day this just made it worse if anyone knows how to get a file back ( cause my second 5 minutes played file stayed) please reply I need HELP im crying and my eyes are hurting... thanks

[LeBlueSlime]

Strange. Is there anything you can think of that could have caused the game to uninstall itself (and delete your save file)?

[Ame-Chan]

Can your computer proccess the game correctly? do you have enough storage? did you put the newer file in your old one's place?