Plugin Mcore ne s'installe pas

Bonjour à tous, j'ai un très gros problème sur mon serveur Bukkit 1.6.4. Le fameux plugin pour faire tourner Faction, Creative Gates etc..., Mcore, ne veut pas s'installer, j'ai essaye enlever tous les plugins de mon serveur, j'ai essayer avec toutes les versions et j'ai fait la mise a jour de Java 7. Je ne sais plus quoi faire s'il vous plait aidez moi !
Je vous met mon Log (C'est long):
Last login: Fri Nov 1 23:20:03 on ttys000
host-001:~ teoman$ /Users/teoman/Desktop/Serveur\ Officiel\ Sans\ lags/start.command ; exit;
23:27:08 [INFO] Starting minecraft server version 1.6.4
23:27:08 [INFO] Loading properties
23:27:08 [INFO] Default game type: SURVIVAL
23:27:08 [INFO] Generating keypair
23:27:09 [INFO] Starting Minecraft server on *:25565
23:27:09 [INFO] This server is running CraftBukkit version git-Bukkit-1.6.4-R2.0-b2918jnks (MC: 1.6.4) (Implementing API version 1.6.4-R2.0)
23:27:10 [GRAVE] Could not load 'plugins/MultiInv.jar' in folder 'plugins'
org.bukkit.plugin.UnknownDependencyException: TuxTwoLib
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:195)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugins(CraftServer.java:241)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.<init>(CraftServer.java:219)
at net.minecraft.server.v1_6_R3.PlayerList.<init>(PlayerList.java:56)
at net.minecraft.server.v1_6_R3.DedicatedPlayerList.<init>(SourceFile:11)
at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:107)
at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
23:27:10 [INFO] While loading PTweaks (plugins/pTweaks.jar) found old-data folder: plugins/pTweaks next to the new one: plugins/PTweaks
23:27:10 [GRAVE] Could not load 'plugins/DisguiseCraft.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: net/minecraft/server/v1_6_R2/Packet
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:184)
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:305)
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:230)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugins(CraftServer.java:241)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.<init>(CraftServer.java:219)
at net.minecraft.server.v1_6_R3.PlayerList.<init>(PlayerList.java:56)
at net.minecraft.server.v1_6_R3.DedicatedPlayerList.<init>(SourceFile:11)
at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:107)
at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_6_R2/Packet
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:249)
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:173)
... 9 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_6_R2.Packet
at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader.java:70)
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:53)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
... 12 more
23:27:10 [GRAVE] Could not load 'plugins/mcore.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: com/massivecraft/mcore/MCore : Unsupported major.minor version 51.0
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:184)
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:305)
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:230)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugins(CraftServer.java:241)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.<init>(CraftServer.java:219)
at net.minecraft.server.v1_6_R3.PlayerList.<init>(PlayerList.java:56)
at net.minecraft.server.v1_6_R3.DedicatedPlayerList.<init>(SourceFile:11)
at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:107)
at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
Caused by: java.lang.UnsupportedClassVersionError: com/massivecraft/mcore/MCore : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:637)
at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader.java:80)
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:53)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:249)
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:173)
... 9 more
23:27:10 [INFO] [PermissionsEx] sql backend registered!
23:27:10 [INFO] [PermissionsEx] file backend registered!
23:27:10 [INFO] [PermissionsEx] PermissionEx plugin initialized.
23:27:10 [GRAVE] Could not load 'plugins/Factions.jar' in folder 'plugins'
org.bukkit.plugin.UnknownDependencyException: mcore
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:195)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugins(CraftServer.java:241)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.<init>(CraftServer.java:219)
at net.minecraft.server.v1_6_R3.PlayerList.<init>(PlayerList.java:56)
at net.minecraft.server.v1_6_R3.DedicatedPlayerList.<init>(SourceFile:11)
at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:107)
at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
23:27:11 [INFO] [BorderGuard] Loading BorderGuard v4.31
23:27:11 [INFO] [PTweaks] Loading PTweaks v6.0.8
23:27:11 [INFO] [WorldEdit] Loading WorldEdit v5.5.7
23:27:11 [INFO] [iConomy] Loading iConomy v7.0
23:27:11 [INFO] [PermissionsEx] Loading PermissionsEx v1.19.6
23:27:11 [INFO] [PermissionsEx] Initializing file backend
23:27:11 [INFO] Permissions file successfully reloaded
23:27:11 [INFO] [Multiverse-Core] Loading Multiverse-Core v2.4-b527
23:27:11 [INFO] [Modifyworld] Loading Modifyworld v1.19.6
23:27:11 [INFO] [HealthBar] Loading HealthBar v1.7.1
23:27:11 [INFO] [LWC] Loading LWC v4.4.0 (b881) (July 11, 2013)
23:27:11 [INFO] [WorldGuard] Loading WorldGuard v5.8
23:27:11 [INFO] [Essentials] Loading Essentials v2.11.1
23:27:11 [INFO] [EssentialsProtect] Loading EssentialsProtect v2.11.1
23:27:11 [INFO] [EntitySuppressor] Loading EntitySuppressor v3.0 (1Q0)
23:27:11 [INFO] [EssentialsSpawn] Loading EssentialsSpawn v2.11.1
23:27:11 [INFO] [Multiverse-Inventories] Loading Multiverse-Inventories v2.5-b335
23:27:11 [INFO] [CreativeGates] Loading CreativeGates v1.3.3
23:27:11 [INFO] [ChestShop] Loading ChestShop v3.62
23:27:11 [INFO] [EssentialsChat] Loading EssentialsChat v2.11.1
23:27:11 [INFO] [AuthMe] Loading AuthMe v3.0.4
23:27:11 [INFO] [LWC] Enabling LWC v4.4.0 (b881) (July 11, 2013)
23:27:11 [INFO] [LWC] Connecting to SQLite
23:27:11 [ATTENTION] **** SERVER IS RUNNING IN OFFLINE/INSECURE MODE!
23:27:11 [ATTENTION] The server will make no attempt to authenticate usernames. Beware.
23:27:11 [ATTENTION] While this makes the game possible to play without internet access, it also opens up the ability for hackers to connect with any username they choose.
23:27:11 [ATTENTION] To change this, set "online-mode" to "true" in the server.properties file.
23:27:11 [INFO] Preparing level "world"
23:27:11 [INFO] Preparing start region for level 0 (Seed: -7903321946299125099)
23:27:12 [INFO] Preparing start region for level 1 (Seed: 1122823192209690584)
23:27:13 [INFO] Preparing start region for level 2 (Seed: 1122823192209690584)
23:27:13 [INFO] [BorderGuard] Enabling BorderGuard v4.31
23:27:13 [INFO] BorderGuard version 4.31 is enabled!
23:27:13 [INFO] [PTweaks] Enabling PTweaks v6.0.8
23:27:13 [INFO] [PTweaks] AutoSaveStopper is enabled!
23:27:13 [INFO] [PTweaks] Packet Autosave set to 50000
23:27:13 [INFO] [PTweaks] ChunkPersistance is enabled!
23:27:13 [INFO] [PTweaks] Chunk Life Time: 100000ms
23:27:13 [INFO] [PTweaks] Chunk Prune Time: 3ms
23:27:13 [INFO] [PTweaks] MonsterLimiter is enabled!
23:27:13 [INFO] [WorldEdit] Enabling WorldEdit v5.5.7
23:27:13 [INFO] WEPIF: Using the Bukkit Permissions API.
23:27:13 [INFO] [iConomy] Enabling iConomy v7.0
23:27:13 [INFO] [iConomy - April Fools] Enabled (26 ms)
23:27:13 [INFO] [iConomy] Hello, I'm Nijikokun. Yes, this is an April Fools joke, but '/money top' was fixed! Enjoy :) - Rare Version!
23:27:13 [INFO] [iConomy - April Fools] Purged accounts with default balance.
23:27:14 [INFO] [PermissionsEx] Enabling PermissionsEx v1.19.6
23:27:14 [INFO] [PermissionsEx] Superperms support enabled.
23:27:14 [INFO] [PermissionsEx] v1.19.6 enabled
23:27:14 [INFO] WEPIF: PermissionsEx detected! Using PermissionsEx for permissions.
23:27:14 [INFO] [Multiverse-Core] Enabling Multiverse-Core v2.4-b527
23:27:14 [INFO] [Multiverse-Core] - Version 2.4-b527 (API v14) Enabled - By Rigby, fernferret, lithium3141 and main--
23:27:14 [INFO] [AllPay] - Version 10.0 - hooked into iConomy 6 for Multiverse-Core v2.4-b527
23:27:15 [INFO] [Multiverse-Core] Loading World & Settings - 'world' - Env: NORMAL - Type: FLAT & seed: -7903321946299125099
23:27:15 [INFO] [Multiverse-Core] Loading World & Settings - 'world_nether' - Env: NETHER - Type: NORMAL & seed: 1122823192209690584
23:27:15 [INFO] [Multiverse-Core] Loading World & Settings - 'world_the_end' - Env: THE_END - Type: NORMAL & seed: 1122823192209690584
23:27:15 [INFO] [Multiverse-Core] Loading World & Settings - 'arenepvp' - Env: NORMAL - Type: FLAT & seed: -5258391739759016311
23:27:15 [INFO] Preparing start region for level 3 (Seed: -5258391739759016311)
23:27:17 [INFO] Preparing spawn area for arenepvp, 89%
23:27:17 [INFO] [Multiverse-Core] Loading World & Settings - 'monde-creatif' - Env: NORMAL - Type: FLAT & seed: -1328794671888299646
23:27:17 [INFO] Preparing start region for level 4 (Seed: -1328794671888299646)
23:27:18 [INFO] [Multiverse-Core] Loading World & Settings - 'monde-survie' - Env: NORMAL - Type: NORMAL & seed: 5661768254484586737
23:27:18 [INFO] Preparing start region for level 5 (Seed: 5661768254484586737)
23:27:19 [INFO] [Multiverse-Core] Loading World & Settings - 'Hospital' - Env: NORMAL - Type: FLAT & seed: 2557301923954322110
23:27:19 [INFO] Preparing start region for level 6 (Seed: 2557301923954322110)
23:27:20 [INFO] [Multiverse-Core] 7 - World(s) loaded.
23:27:20 [INFO] [Modifyworld] Enabling Modifyworld v1.19.6
23:27:20 [INFO] [Modifyworld] Modifyworld enabled!
23:27:20 [INFO] [HealthBar] Enabling HealthBar v1.7.1
23:27:21 [INFO] [WorldGuard] Enabling WorldGuard v5.8
23:27:21 [INFO] [WorldGuard] (world) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (world) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (world) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (world) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'world'
23:27:21 [INFO] [WorldGuard] (world_nether) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (world_nether) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (world_nether) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (world_nether) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'world_nether'
23:27:21 [INFO] [WorldGuard] (world_the_end) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (world_the_end) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (world_the_end) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (world_the_end) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'world_the_end'
23:27:21 [INFO] [WorldGuard] (arenepvp) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (arenepvp) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (arenepvp) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (arenepvp) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'arenepvp'
23:27:21 [INFO] [WorldGuard] (monde-creatif) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (monde-creatif) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (monde-creatif) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (monde-creatif) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'monde-creatif'
23:27:21 [INFO] [WorldGuard] (monde-survie) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (monde-survie) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (monde-survie) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (monde-survie) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'monde-survie'
23:27:21 [INFO] [WorldGuard] (Hospital) TNT ignition is PERMITTED.
23:27:21 [INFO] [WorldGuard] (Hospital) Lighters are PERMITTED.
23:27:21 [INFO] [WorldGuard] (Hospital) Lava fire is blocked.
23:27:21 [INFO] [WorldGuard] (Hospital) Fire spread is UNRESTRICTED.
23:27:21 [INFO] [WorldGuard] Loaded configuration for world 'Hospital'
23:27:21 [INFO] [WorldGuard] 12 regions loaded for 'world'
23:27:21 [INFO] [WorldGuard] 1 regions loaded for 'world_nether'
23:27:21 [INFO] [WorldGuard] 5 regions loaded for 'world_the_end'
23:27:21 [INFO] [WorldGuard] 2 regions loaded for 'arenepvp'
23:27:21 [INFO] [WorldGuard] 0 regions loaded for 'monde-creatif'
23:27:21 [INFO] [WorldGuard] 3 regions loaded for 'monde-survie'
23:27:21 [INFO] [WorldGuard] 0 regions loaded for 'Hospital'
23:27:21 [INFO] [Essentials] Enabling Essentials v2.11.1
23:27:22 [INFO] Essentials: Using PermissionsEx based permissions.
23:27:22 [INFO] [Essentials] Payment method found (iConomy version: 6)
23:27:22 [INFO] [EssentialsProtect] Enabling EssentialsProtect v2.11.1
23:27:22 [INFO] [EntitySuppressor] Enabling EntitySuppressor v3.0 (1Q0)
23:27:22 [INFO] [EntitySuppressor] ES: Loading Config File...
23:27:22 [INFO] [EntitySuppressor] Current Maximums for 'world_nether': Monsters(0) Animals(0) Squid(0) Bats(0) NPCs(0)
23:27:22 [INFO] [EntitySuppressor] Current Maximums for 'world': Monsters(0) Animals(0) Squid(0) Bats(0) NPCs(0)
23:27:22 [INFO] [EntitySuppressor] Current Maximums for 'world_the_end': Monsters(0) Animals(0) Squid(0) Bats(0) NPCs(0)
23:27:22 [INFO] [EntitySuppressor] is enabled! {31 ms}
23:27:22 [INFO] [EssentialsSpawn] Enabling EssentialsSpawn v2.11.1
23:27:22 [INFO] [Multiverse-Inventories] Enabling Multiverse-Inventories v2.5-b335
23:27:22 [INFO] [Multiverse-Inventories 2.5-b335] enabled.
23:27:22 [INFO] [CreativeGates] Enabling CreativeGates v1.3.3
23:27:22 [INFO] [CreativeGates v1.3.3] === ENABLE START ===
23:27:22 [INFO] [CreativeGates v1.3.3] Will use this plugin for permissions: PermissionsEx v1.19.6
23:27:23 [INFO] [CreativeGates v1.3.3] === ENABLE DONE (Took 671ms) ===
23:27:23 [INFO] [ChestShop] Enabling ChestShop v3.62
23:27:23 [INFO] [ChestShop] LWC version 4.4.0 (b881) (July 11, 2013) loaded.
23:27:23 [INFO] [ChestShop] WorldGuard version 5.8 loaded.
23:27:23 [INFO] [ChestShop] Register loaded! Found an economy plugin!
23:27:24 [INFO] [EssentialsChat] Enabling EssentialsChat v2.11.1
23:27:24 [INFO] [AuthMe] Enabling AuthMe v3.0.4
23:27:24 [INFO] [AuthMe] Loading Configuration File...
23:27:24 [INFO] [AuthMe] Merge new Config Options if needed..
23:27:24 [INFO] [AuthMe] Set Language: en
23:27:24 [INFO] [AuthMe] Hook with Multiverse-Core for SpawnLocations
23:27:24 [INFO] [AuthMe] Hook with Essentials plugin
23:27:24 [INFO] [AuthMe] Hook with EssentialsSpawn plugin
23:27:24 [INFO] [AuthMe] Successfully hook with ChestShop!
23:27:24 [INFO] [AuthMe] Authme 3.0.4 enabled
23:27:25 [ATTENTION] Server permissions file permissions.yml is not valid YAML.
java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadCustomPermissions(CraftServer.java:636)
at org.bukkit.craftbukkit.v1_6_R3.CraftServer.enablePlugins(CraftServer.java:272)
at net.minecraft.server.v1_6_R3.MinecraftServer.l(MinecraftServer.java:315)
at net.minecraft.server.v1_6_R3.MinecraftServer.f(MinecraftServer.java:292)
at net.minecraft.server.v1_6_R3.MinecraftServer.a(MinecraftServer.java:252)
at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:152)
at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)
23:27:26 [INFO] Done (15.060s)! For help, type "help" or "?"