Golden Armor error

ShopName: GoldenArmor
DisplayName: '&9&lGolden Armor Shop'
signs:
  text: '[GoldenArmor]'
  NeedPermissionToCreateSign: true
shop:
  helm:
    RewardType: item
    PriceType: money
    Price: 250
    Reward:
    - - type:GOLDEN_HELMET
      - amount:1
    MenuItem:
    - type:GOLDEN_HELMET
    - amount:1
    - 'lore:&cPrice: $%price%'
    Message: '&eYou bought 1 Golden Helmet! Money left: &c%left%'
    InventoryLocation: 1
    ExtraPermission: ''
  chestplate:
    RewardType: item
    PriceType: money
    Price: 250
    Reward:
    - - type:GOLDEN_CHESTPLATE
      - amount:1
    MenuItem:
    - type:GOLDEN_CHESTPLATE
    - amount:1
    - 'lore:&cPrice: $%price%'
    Message: '&eYou bought 1 Golden Chestplate! Money left: &c%left%'
    InventoryLocation: 3
    ExtraPermission: ''
  pants:
    RewardType: item
    PriceType: money
    Price: 250
    Reward:
    - - type:GOLDEN_LEGGINGS
      - amount:1
    MenuItem:
    - type:GOLDEN_LEGGINGS
    - amount:1
    - 'lore:&cPrice: $%price%'
    Message: '&eYou bought 1 pair of Golden Leggings! Money left: &c%left%'
    InventoryLocation: 5
    ExtraPermission: ''
  boots:
    RewardType: item
    PriceType: money
    Price: 250
    Reward:
    - - type:GOLDEN_BOOTS
      - amount:1
    MenuItem:
    - type:GOLDEN_BOOTS
    - amount:1
    - 'lore:&cPrice: $%price%'
    Message: '&eYou bought 1 pair of Golden Boots! Money left: &c%left%'
    InventoryLocation: 7
    ExtraPermission: ''
  Back:
    RewardType: shop
    PriceType: free
    Reward: ArmorShop
    MenuItem:
    - type:BARRIER
    - amount:1
    - name:&cBack
    - lore:&8Back to Armor Shop
    Message: '&6Leaving the Golden Armor Shop...'
    InventoryLocation: 27
    ExtraPermission: ''