Problem/Bug Anyone can help me? I have some problem about PermissionEx.

I have set rank,prefix,permission.Here is my permission file also my plugins.
groups:
guest:
options:
default: false
prefix: '&6&l'
rank: '10'
permissions:
- '''modifyworld.*'''
- '''coreprotect.inspect'''
- '''essentials.afk.auto'''
- '''essentials.back'''
- '''essentials.balance'''
- '''essentials.balance.others'''
- '''essentials.balancetop'''
- '''essentials.delhome'''
- '''essentials.helpop'''
- '''essentials.home'''
- '''essentials.mail'''
- '''essentials.mail.send'''
- '''essentials.msg'''
- '''essentials.pay'''
- '''essentials.sethome'''
- '''essentials.spawn'''
- '''essentials.tpa'''
- '''essentials.tpaccept'''
- '''essentials.tpdeny'''
- '''treasurechest.access.treasure'''
admin:
options:
prefix: '&4&l[admin]'
rank: '90'
permissions:
- '''*'''
owner:
options:
prefix: '&4&l[owner]'
rank: '10000000'
permissions:
- '''*'''
schema-version: 1
users:
cd176ac6-eeb0-4a6d-872a-d5a8a969a9b0:
permissions:
- '*'
group:
- guest
options:
name: JasonDream
56f8fb4f-6a5a-4ad0-ba1f-0bb3024f240d:
group:
- admin
options:
name: LuckyIsBadNoob
11ba8136-7a4a-457c-8a6b-5ed3d8c02a61:
group:
- admin
options:
name: anders_ProGun
0db7030b-d79b-4dc3-b7ba-bd44bf07ddcd:
group:
- default
options:
name: VenusMax
Plugins:https://drive.google.com/file/d/0B_tOPumrsTJiQ25SYzRYWDVvZkE/view?usp=sharing
Please help me!!!