Why Is My Terraria NPC Refusing to Move In (The Secret Room)

Why Is My Terraria NPC Refusing to Move In (The Secret Room) Is Trending

This question sees spikes after major updates. Players often build hidden rooms and expect new homes to work right away.

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Why Is My Terraria NPC Refusing to Move In (The Secret Room) is a housing validity check. The game requires 10+ valid tiles, walls, and a flat surface. Studies indicate lighting and background walls can also affect eligibility.

Room setup must meet strict placement rules. Research shows proximity to other NPCs can block acceptance too.

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Establish a valid housing zone first. Ensure enough space, proper background walls, and avoid cramped designs.

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Can other mods break housing? Yes, some mods change placement rules and can lock doors.

Does tile type matter for NPCs? Most foreground tiles block housing. Use standard background walls for reliable results.