What my friend told me to do is create another project file and replace the .exe in the folder manually with the new ones.

You will lose some of your work, and it will be bugged after that point but you can salvage it by copying it to a brand new project.

Hope it helps.
-Had the issue happen to me once before.

Please opt out of beta and cut all the things from cloud that refresh your game just as you use it or while you post it. Nothing automatical! Everything manual and don't subscribe your own game as it may overrite as you might update it sometimes.