I went to change my passive skill for my mage and accidentally clicked cancel, so it did not change. However, I lost 50 Fit Stones 
I think it’s a bug? Also like many others, ads are not working for me either.
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I had the same problem. It’s not a bug, but a part of the app that needs more clarification. Read through my prior post on the same concern:
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Oh… Now I feel dumb. Still it’s not very clear.
Anyway thanks for your reply 
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