Region3 glitch?

hello, i am experiencing a weird region3 glitch, here are some screenshots explaining my issue and the script
image
image

local region2 = RR3.new(hitbox.CFrame,hitbox.Size - Vector3.new(0.1,0.1,0.1))
		local ignorelist = {}
		for i,v in pairs(game.Players:GetChildren()) do
			table.insert(ignorelist,v.Character)
		end
		local parts2 = region2:FindPartsInRegion3WithIgnoreList(ignorelist)
		for i,v in pairs(parts2) do
			if v.Name == "Hitbox" then
				canPlace = false
			end
		end