If you want a guaranteed, non-corrupted file without any "fixing," buy the commercial license. The official sources are:
Remember, the fix does not grant commercial rights. Always credit the designer, Mistí Fonts, and purchase a license for client work. La Bohemienne Regular Font Free Fix Download
You likely have a duplicate font conflict. Use NexusFont (Windows) or FontExplorer X (Mac) to deactivate all other La Bohemienne variants, leaving only the fixed version active. If you want a guaranteed, non-corrupted file without