Flood dans la console (Gamerule)

Bonsoir !
J’ai un problème sur mon serveur et je n’ai aucune idée d’où cela peut venir.

Mon serveur est sous bukkit 1.7.2 avec la dernière mise à jour possible (la R0.4-3023) et le plugin Essentials dans sa dernière version. Le serveur se lance, il tourne sans problème mais dès que qu’un joueur est connecté, la console est …

[18:39:20] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:20] [Server thread/INFO]: @: Game rule doFireTick has been set to: falsee[m
[18:39:21] [Server thread/INFO]: @: Game rule commandBlockOutput has been set to: falsee[m
[18:39:21] [Server thread/INFO]: @: Game rule mobGriefing has been set to: falsee[m
[18:39:21] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:21] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:21] [Server thread/INFO]: @: Game rule doFireTick has been set to: falsee[m
[18:39:22] [Server thread/INFO]: @: Game rule commandBlockOutput has been set to: falsee[m
[18:39:22] [Server thread/INFO]: @: Game rule mobGriefing has been set to: falsee[m
[18:39:22] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:22] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:22] [Server thread/INFO]: @: Game rule doFireTick has been set to: falsee[m
[18:39:23] [Server thread/INFO]: @: Game rule commandBlockOutput has been set to: falsee[m
[18:39:23] [Server thread/INFO]: @: Game rule mobGriefing has been set to: falsee[m
[18:39:23] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:23] [Server thread/INFO]: @: Game rule doMobLoot has been set to: falsee[m
[18:39:23] [Server thread/INFO]: @: Game rule doFireTick has been set to: falsee[m

C’est pas génial et ça ne s’arrête pas tant qu’un joueur est connecté.
Quelqu’un sait d’où ça peut provenir ?

Merci d’avance !