PEX Error Help

Hello guys I just recently started a server and got pex. When i finished configurinig with it i started my server. When i tried going on my screen froze at "Downloading Terrain" and my console was spammed with errors after i tried logging in. Heres my Pex File

groups:
citizen:
default: true
build: true
prefix: '&3[Citizen]&f'
permissions:
- essentials.rules
- essentials.spawn
- essentials.help
- essentials.sethome
- essentials.home
- essentials.list
- essentials.tpa
- essentials.tpaccept
- essentials.tpdeny
- essentials.kit
- essentials.balance
- essentials.balancetop
- essentials.warp
- essentials.msg
- essentials.pay
- factions.admin
- factions.autoclaim
- factions.chat
- factions.claim
- factions.create
- factions.disband
- factions.help
- factions.home
- factions.invite
- factions.join
- factions.kick
- factions.leave
- factions.list
- factions.mod
- factions.money.balance
- factions.money.deposit
- factions.money.withdraw
- factions.open
- factions.sethome
- factions.relation
- factions.show
- factions.tag
- factions.title
- factions.unclaim
- factions.unclaimall
- ChestShop.shop.buy
- ChestShop.shop.sell
- announcer.receiver
- mcmmo.chat.partychat
- mcmmo.commands.party
- mcmmo.commands.ptp
- mcmmo.commands.ability
- mcmmo.ability.woodcutting
- mcmmo.ability.swords
- mcmmo.ability.axes
- mcmmo.ability.mining
- mcmmo.ability.unarmed
- mcmmo.ability.excavation
- mcmmo.skills.herbalism
- mcmmo.skills.archery
- mcmmo.skills.unarmed
- mcmmo.skills.woodcutting
- mcmmo.skills.repair
- mcmmo.skills.mining
- mcmmo.skills.taming
- iConomy.holdings
- iConomy.holdings.others
- iConomy.payment
- essentials.afk
- essentials.worth
trialmod:
build: true
inheritance:
- citizen
prefix: '&a[Trial-Mod]&f'
permissions:
- essentials.whois
- essentials.jails
- essentials.kick
- essentials.togglejail.offline
- essentials.mute
- coreprotect.rollback
- coreprotect.inspect
- essentials.invsee
- nocheatplus.admin.chatlog
moderater:
build: true
inheritance:
- trialmod
prefix: '&9[Moderater]&f'
permissions:
- essentials.nick
- essentials.msg.color
- essentials.chat.color
- essentials.chat.url
- essentials.ban
- essentials.ban.offline
- essentials.banip
- essentials.broadcast
- AdminChat.use
- nocheatplus.admin.chatlog
- dynamicban.ban.player-db
- dynamicban.ban.ip-dbip
- dynamicban.help-dh
- dynamicban.kick-dk
- dynamicban.player.details-dp
- dynamicban.player.standing-dst
- dynamicban.tempban.player -dtb
- dynamicban.tempban.ip -dtbip
admin:
build: true
inheritance:
- moderater
prefix: '&c[Moderater]&f'
permissions:
- essentials.fly
- essentials.god
- essentials.gamemode
- essentials.heal
- essentials.item
- nocheatplus.checks.moving.flying
- essentials.socialspy
- essentials.kill
- essentials.unban
- essentials.unban
- essentials.tp
- essentials.tphere
owner:
build: true
prefix: '&4[God]&f'
permissions:
- '*'