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Bálint Naletilics medal 5000 7 years 13 days ago
I have the same issue. I cant build a building, but i already have the recommended level.
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Yunus Unia Blunion medal 5088 7 years 13 days ago
Hi, you can only develop or upgrade one facility at a time. When it's completed, you can begin development on the facilities appearing as locked.