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I can't talk to the blacksmith<img src="https://img.itch.zone/aW1nLzExNTE2NDEzLmpwZw==/original/3CUoLI.jpg"><img src="https://img.itch.zone/aW1nLzExNTE2NDE0LmpwZw==/original/ETIvgS.jpg">

Have you tried to leave and re-enter the building?

If that doesn't help, can you post the save from the www/save folder with the save slot number in which you have the problem?