Help with PermissionsBukkit please? (I'm new)

I've been testing with a new Bukkit Server and every time I try to do something while not OP I get a message saying "You don't have access" and the like. Can anyone see what I did wrong?

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users:
ConspiracyWizard:
permissions:
permissions.example: true
groups:
- admin
groups:
default:
worlds:
survival:
permissions.build: true
essentials.time: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
essentials.time: true
essentials.afk: true
essentials.helpop: true
essentials.me: true
essentials.motd: true
essentials.msg: true
essentials.msg.format: true
essentials.msg.magic: true
essentials.msg.color: true
essentials.nick: true
essentials.nick.color: true
essentials.nick.format: true
essentials.nick.magic: true
essentials.realname: true
essentials.rules: true
essentials.seen: true
essentials.chat: true
essentials.chat.format: true
essentials.chat.magic: true
essentials.chat.url: true
essentials.signs.color: true
HatakeSakumo:
worlds:
survival:
permissions.build: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
essentials.bigtree: false
inheritance:
- default
MinerBiw:
worlds:
survival:
permissions.build: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
essentials.bigtree: false
inheritance:
- default
iNinjaxD:
worlds:
survival:
permissions.build: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
essentials.bigtree: false
inheritance:
- default
admin:
worlds:
survival:
permissions.build: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
permissions.*: true
essentials.*: true
inheritance:
- default
user:
worlds:
survival:
permissions.build: true
creative:
permissions.build: true
world:
permissions.build: true
world_the_end:
permissions.build: true
world_nether:
permissions.build: true
SurvivalMods:
permissions.build: true
MattWorld:
permissions.build: true
AdrianWorld:
permissions.build: true
permissions:
permissions.build: true
essentials.time: true
inheritance:
- default
messages:
build: '&cYou do not have permission to build here.'
debug: false
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Thanks for your help c: