I just had it happen with 3 copper mines. The problem i had wasnt upgrading before a settler moved in, but i upgraded when i didn't have any idle settlers available. Although it's telling me there is no one working the mine, it is getting depleated.
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I just had it happen with 3 copper mines. The problem i had wasnt upgrading before a settler moved in, but i upgraded when i didn't have any idle settlers available. Although it's telling me there is no one working the mine, it is getting depleated.
This issue still exists.
i have same problem. allready destroyed 3 buildings like that
same upgraded a copper mine no settler had to destroy it and rebuild