Lost all campaign records out of blue

I restarted my computer and lost all my campaign records. In the collection panel the achievements were still unlocked but I have to start from the beginning again. Can someone fix that?

Was the restart from a crash or a freeze?

If so, that’s been known to corrupt the files that track campaign progress. For as long as it’s been sporadically reported, I’ve never seen anywhere that it’s recoverable.

It’s not a solution by any means, but cheat codes can mitigate the effect somewhat: