Problem/Bug Chest Commands Not Working!

My version is 1.11, everything is working fine except for one thing, every time I enter a command in example.yml, I go in game do /menu, the menu comes up fine, but whenever I click the icon, it says,

ERROR UNKNOWN COMMAND, USE /HELP FOR A LIST OF COMMANDS

PLEASE HELP!
HERES THE CONFIG FOR EXAMPLE.YML

Code:

######################
#+                  +#
#   MENU SETTINGS    #
#+                  +#
######################

menu-settings:

  # name - appears as the title - REQUIRED
  name: '&1Example menu'

  # rows - the number of rows of the chest - REQUIRED
  rows: 3

  # command - OPTIONAL (you can remove this or set it to '')
  # Bind multiple commands using ; (command: 'menu; m; me')
  command: 'menu'

  # auto-refresh - OPTIONAL
  # How frequently the menu will be refreshed, in seconds.
  # Useful if you have variables in items' descriptions.
  auto-refresh: 5

  # This command command will be execute when the menu is opened.
  # Supports all the icon command types.
  open-action: 'sound: note pling; tell: &eYou opened the example menu.'

  # open-with-item - OPTIONAL
  # The menu will open only right-clicking with orange wool [35:1]
  open-with-item:
    id: wool:1
    left-click: false
    right-click: true


######################
#+                  +#
#       ITEMS        #
#+                  +#
######################


spawncmd:
  COMMAND: ‘spawn’
  NAME: ‘&eSpawn’
  LORE:
    - ‘Takes you to the hub’
    - ’Magical Factions’
  ID: bed
  POSITION-X: 1
  POSITION-Y: 1


this-text-will-not-appear:
  NAME: '&dFormatting codes'
  LORE:
    - 'You can use all the formatting codes!'
    - '&fColors: &c#c &a#a &9#9 &e#e &f... ...'
    - '&fRandom (#k): &kfy379!H'
    - '&fBold (#l): &lexample'
    - '&fStrikethrough (#m): &mexample'
    - '&fUnderline (#n): &nexample'
    - '&fItalic (#o): &oexample'
  ID: paper
  POSITION-X: 3
  POSITION-Y: 1


test-from-console:
  COMMAND: 'console: say Hello {player}!'
  NAME: '&cRuns command from the console.'
  LORE:
    - 'It broadcasts your name with the command /say.'
  ID: command block
  POSITION-X: 4
  POSITION-Y: 1


test-as-op:
  COMMAND: 'op: say Hello world!'
  NAME: '&cRuns command as OP.'
  LORE:
    - 'Be careful with this type of commands.'
    - 'It will ignore nearly all the permissions.'
  ID: command block
  POSITION-X: 5
  POSITION-Y: 1


test-with-placeholder:
  COMMAND: 'tell: &9Online players: &f{online}/{max_players}; tell: &9Your name: &f{player}; tell: &9The world you are in: &f{world}; tell: &9Money: &f{money}'
  NAME: '&6This message contains some placeholders'
  LORE:
    - 'Placeholders will be replaced when the item'
    - 'is clicked.'
  ID: empty map
  POSITION-X: 6
  POSITION-Y: 1


economy-give:
  COMMAND: 'tell: &aYou have paid 50$ for this command!; give: gold_ingot'
  NAME: '&eEconomy & Give command'
  LORE:
    - 'This command will be executed'
    - 'only if you have at least 50$!'
    - 'It gives you a gold ingot.'
  ID: gold ingot
  PRICE: 50
  POSITION-X: 7
  POSITION-Y: 1


economy-take:
  REQUIRED-ITEM: 'gold_ingot'
  COMMAND: 'tell: &aYou have been paid 50$; givemoney: 50'
  NAME: '&eEconomy & Required item'
  LORE:
    - 'This command is the opposite of the previous.'
    - 'It will take you a gold ingot and give you $50.'
  ID: gold ingot
  POSITION-X: 8
  POSITION-Y: 1


will-not-close:
  NAME: '&2Info'
  LORE:
    - '&7The menu will not close'
    - '&7clicking on this item.'
  ID: sign
  KEEP-OPEN: true
  POSITION-X: 9
  POSITION-Y: 1


a-talking-head:
  COMMAND: 'tell: This is a simple message, without using commands!'
  NAME: '&3Tells you something.'
  LORE:
    - '&7It tells you something without commands.'
  ID: head
  DATA-VALUE: 3
  POSITION-X: 1
  POSITION-Y: 2


a-talking-head:
  COMMAND: 'tell: This is a simple message, without using commands!'
  NAME: '&3Tells you something.'
  LORE:
    - '&7It tells you something without commands.'
  ID: head
  DATA-VALUE: 3
  POSITION-X: 1
  POSITION-Y: 2


test-multiple-command:
  COMMAND: 'console: Say Did you know that...; console: say you can run multiple commands?;'
  NAME: '&aMultiple commands'
  LORE:
    - 'Example of multiple commands.'
  ID: golden apple
  POSITION-X: 2
  POSITION-Y: 2


permission:
  COMMAND: 'tell: &a[v] You have the correct permission!'
  NAME: '&8Permission test'
  LORE:
    - 'To use this item, you need the'
    - 'permission "chestcommands.test".'
    - 'Otherwise, a configurable error'
    - 'message will be displayed.'
  ID: iron bar
  POSITION-X: 3
  POSITION-Y: 2
  PERMISSION: chestcommands.test
  PERMISSION-MESSAGE: 'You don''t have the correct permission!'


menu-close-no-commands-no-lore:
  NAME: '&6Close the menu'
  ID: redstone lamp
  LORE:
    - 'Create an item without command,'
    - 'the GUI will just close.'
  POSITION-X: 9
  POSITION-Y: 3