Corrupted main.c

So, my laptop decided to go BSOD on me while i was working in keil, i had saved the file 5 minutes ago yet i fear the proyect has gone corrupt. Any sugestions?

I had onedrive autosave turned on, but restoring the modified files to a previuos week didn't work either, bear in mind that i didn't compile it, i just saved the changes in main.c

This is what i see when opening the proyect file:

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