Minecraft Bukkit Permissions Aren't Working!!!?

I Installed The Plug-in Of Tomorrow And It Did Not Alow My Friends To Build When They Had A Group Where Build Was On, I Now Only Have The Original Bukkit Permissions And Here They Are

users:

DFerociousbeast:

groups:

- Admin

permissions:

- '*'

dxDominationxb:

info:

prefix: ''

groups:

- Newb

permissions:

- '*'

UTVolsfan64:

groups:

- Co-Admin

permissions:

- '*'

groups:

Newb:

default: true

info:

prefix: '[Newb]'

suffix: ''

build: false

inheritance:

permissions:

- essentials.tpa

- 'essentials.feed'

- 'essentials.break'

- 'essentials.tpaccept'

- 'essentials.msg

- econplugin.basic.*'

- 'essentials.rules'

- 'essentials.sethome.multiple'

- 'essentials.tpaccept'

- 'essentials.msg

- factions.*

- econplugin.basic.*'

- 'essentials.rules'

- 'essentials.help'

- 'essentials.home'

- 'essentials.motd'

- 'essentials.rules'

- 'essentials.sethome'

- 'essentials.warp.list'

- 'essentials.warp.[warpname]'

- 'factions.join'

- 'factions.leave'

- 'factions.list'

- 'factions.map'

- 'factions.money.balance'

- 'factions.power'

- 'factions.version'

- 'factions.deinvite'

- 'factions.invite'

- 'essentials.tpa'

- 'essentials.tpaccept'

- essentials.tpdeny

- 'essentials.feed'

- 'essentials.balance'

- 'essentials.pay'

- 'essentials.afk'

- 'essentials.spawn'

- 'factions.home'

Member:

default: false

info:

prefix: '[Member]'

suffix: ''

build: true

inheritance:

- Default

permissions:

- 'factions.autoclaim'

- 'factions.chat'

- 'factions.claim'

- 'factions.create'

- 'factions.disband'

- 'factions.description'

Moderator:

default: false

info:

prefix: '[Moderator]'

suffix: ''

build: true

inheritance:

- Member

permissions:

- 'modplugin.ban'

- 'modplugin.kick'

- 'modplugin.unban'

Co-Admin:

default: false

info:

prefix: '[Co-Owner]'

suffix: ''

build: true

inheritance:

permissions:

- '*'

Admin:

default: false

info:

prefix: '[Owner]'

suffix: ''

build: true

inheritance:

permissions:

- '*'

If You See Anything Wrong, Please Tell Me, In Parser, They Are 100% Correct, Thank You!