Disable Loot Protection

So i was running my server like normally, then someone notified me that the after they killed someone, a message popped up and told them "dropped items have been protected for 15 seconds" They told me to turn it off. I dont know how to disable this! Please help!

 

Sure:
Announcer
AntiCommandTab
ChatDisabledEN
ChestpShop
ClearLag
CombatLog
CommandWatcher
CrateReloaded
CustomEnchantments
EssentialsX- 2.0.1
EssentialsXChat-2.0.1
EssentialsXGroupmanager-2.0.1
EssentialsXSpawn-2.0.1
Fbasics
FactionChat
Factions
Fixit
GAListener
HealthBar
Holograms
KillerRewards
Kitpreview
KOTH
MassiveCore
Mobstacker
NCP
NoHopper
NoSwear
ObsidianAuctions
ObsidianBreaker
PlayerVaults
Plugman
PotionStacker
ProtocolLib
SimpleSpawner
SimpleTrading
Vault
Warn
WorldBorder
CNCP
mcmmo
RedeemMcmmo
Votifier
WorldEdit
WorldGaurd

 

@timtower I cant seem to find it anywhere in my configs