community center bug

Playing co op, when a connection error made us lose our game. We were able to get out game back, but lost all museum progress and now all bundle plaques are missing. We have 40 hours in game, but did not complete bundles. Any way to get the community center plaques back?

I've been playing co op with my partner for about two weeks and our connection failed and when I tried to open the file again, it was gone. I saw on another thread that they found the file in the load menu as a default character. I was able to retrieve our co op farm, but all of our museum and...