missing walnut tree

I found a missing walnut spot North of the walnut door (the bush is missing). Anyone else have missing walnut spots?

Several places are missing Golden Walnut Trees, even if they're supposed to be there. Using Stardew Valley Checkup, I can, for example, see that I'm missing the Walnut from Island West Shipwreck Bush. However, no walnut tree can be found at that location. The Save is a Multiplayer save, and some...