Minecraft server error

31.05 16:07:25 [Disconnect] User Dragonslayer7516 has disconnected, reason: Server shutting down
31.05 16:07:25 [Multicraft] Server stopped
31.05 16:07:25 [Multicraft] Server shut down
31.05 16:07:25 [Multicraft] Forcefully killing server
31.05 16:07:24 [Multicraft] Terminating server via signal
31.05 16:06:52 [Multicraft] Stopping server!
31.05 16:06:52 [Multicraft] Received stop command
31.05 15:57:45 [Multicraft] Auto-saving world...
31.05 15:53:37 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:52:40 [Server] INFO [Vault][Chat] PermissionsEx_Chat un-hooked.
31.05 15:52:40 [Server] INFO [Vault][Permission] PermissionsEx un-hooked.
31.05 15:52:40 [Server] INFO WEPIF: PermissionsEx detected! Using PermissionsEx for permissions.
31.05 15:52:40 [Server] INFO Disabling PermissionsEx v1.20.4
31.05 15:52:40 [Server] SEVERE Chunk file at 20,-11 is missing nbt tag data, this is not good!
31.05 15:52:40 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:40 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:40 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:40 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:40 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:40 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:40 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for FirstJoinPlus v2.1 (Is it up to date?)
31.05 15:52:40 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:40 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:40 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:40 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:402)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:491)
31.05 15:52:40 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:219)
31.05 15:52:40 [Server] INFO at com.chaseoes.firstjoinplus.FirstJoinPlus.onDisable(FirstJoinPlus.java:72)
31.05 15:52:40 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:40 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:40 [Server] SEVERE Error occurred while disabling FirstJoinPlus v2.1 (Is it up to date?)
31.05 15:52:37 [Server] INFO Disabling FirstJoinPlus v2.1
31.05 15:52:37 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:37 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:37 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for MyHome v2.3.1 (Is it up to date?)
31.05 15:52:37 [Server] INFO MyHome 2.3.1 disabled
31.05 15:52:37 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:52:37 [Server] INFO Disabling MyHome v2.3.1
31.05 15:52:37 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:37 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:37 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for LWC v4.5.0-SNAPSHOT (Is it up to date?)
31.05 15:52:37 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:402)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:491)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:219)
31.05 15:52:37 [Server] INFO at com.griefcraft.lwc.LWCPlugin.onDisable(LWCPlugin.java:189)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:37 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:37 [Server] SEVERE Error occurred while disabling LWC v4.5.0-SNAPSHOT (Is it up to date?)
31.05 15:52:37 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:52:37 [Server] INFO Flushing protection updates (0)
31.05 15:52:37 [Server] INFO Disabling LWC v4.5.0-SNAPSHOT
31.05 15:52:37 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:37 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:37 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for Bankcraft v2.2 (Is it up to date?)
31.05 15:52:37 [Server] INFO Bankcraft has been disabled
31.05 15:52:37 [Server] INFO Disabling Bankcraft v2.2
31.05 15:52:37 [Server] SEVERE Exception in thread "Thread-21" 
31.05 15:52:37 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:37 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:37 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:37 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:37 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:37 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for WorldGuard v5.9 (Is it up to date?)
31.05 15:52:34 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:34 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:34 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:34 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:402)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:491)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:219)
31.05 15:52:34 [Server] INFO at com.sk89q.worldguard.bukkit.WorldGuardPlugin.onDisable(WorldGuardPlugin.java:216)
31.05 15:52:34 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:34 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:34 [Server] SEVERE Error occurred while disabling WorldGuard v5.9 (Is it up to date?)
31.05 15:52:34 [Server] INFO Disabling WorldGuard v5.9
31.05 15:52:34 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:52:34 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:52:34 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:52:34 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:52:34 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:52:34 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:52:34 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:52:34 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for EnjinMinecraftPlugin v2.5.6-bukkit (Is it up to date?)
31.05 15:52:19 [Server] INFO java.lang.OutOfMemoryError: Java heap space
31.05 15:52:19 [Server] SEVERE Error occurred while disabling EnjinMinecraftPlugin v2.5.6-bukkit (Is it up to date?)
31.05 15:52:19 [Server] INFO               
31.05 15:51:30 [Server] SEVERE Chunk file at 2,-21 is missing nbt tag data, this is not good!
31.05 15:51:15 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:51:12 [Server] SEVERE Chunk file at 2,-11 is missing nbt tag data, this is not good!
31.05 15:51:08 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:50:54 [Server] INFO Read timed out
31.05 15:50:54 [Server] INFO Disabling EnjinMinecraftPlugin v2.5.6-bukkit
31.05 15:50:49 [Server] SEVERE Chunk file at 6,-7 is missing nbt tag data, this is not good!
31.05 15:50:49 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:50:36 [Server] SEVERE Chunk file at 13,-6 is missing nbt tag data, this is not good!
31.05 15:50:36 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:50:36 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:50:36 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:50:36 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:50:36 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:50:36 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:408)
31.05 15:50:36 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:50:36 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:50:36 [Server] SEVERE Error occurred (in the plugin loader) while cancelling tasks for ChatEx v1.0.11-RELEASE (Is it up to date?)
31.05 15:50:31 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:50:28 [Server] SEVERE Chunk file at 21,-14 is missing nbt tag data, this is not good!
31.05 15:50:28 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:50:28 [Server] INFO Caused by: java.lang.OutOfMemoryError: Java heap space
31.05 15:50:28 [Server] INFO ... 10 more
31.05 15:50:28 [Server] INFO at java.lang.ClassLoader.loadClass(Unknown Source)
31.05 15:50:28 [Server] INFO at java.lang.ClassLoader.loadClass(Unknown Source)
31.05 15:50:28 [Server] INFO at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:186)
31.05 15:50:28 [Server] INFO Caused by: java.lang.ClassNotFoundException: org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler$4
31.05 15:50:28 [Server] INFO at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)
31.05 15:50:28 [Server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:715)
31.05 15:50:28 [Server] INFO at net.minecraft.server.MinecraftServer.func_71260_j(MinecraftServer.java:566)
31.05 15:50:28 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.CraftServer.disablePlugins(CraftServer.java:273)
31.05 15:50:28 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:395)
31.05 15:50:28 [Server] INFO at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:402)
31.05 15:50:28 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:491)
31.05 15:50:28 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:219)
31.05 15:50:28 [Server] INFO at de.JeterLP.ChatManager.ChatEX.onDisable(ChatEX.java:60)
31.05 15:50:28 [Server] INFO at org.bukkit.craftbukkit.v1_6_R3.scheduler.CraftScheduler.cancelTasks(CraftScheduler.java:199)
31.05 15:50:28 [Server] INFO java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/v1_6_R3/scheduler/CraftScheduler$4
31.05 15:50:28 [Server] SEVERE Error occurred while disabling ChatEx v1.0.11-RELEASE (Is it up to date?)
31.05 15:49:27 [Server] SEVERE Chunk file at 21,-18 is missing nbt tag data, this is not good!
31.05 15:49:20 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:49:08 [Server] SEVERE Chunk file at 13,-26 is missing nbt tag data, this is not good!
31.05 15:49:00 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:48:38 [Server] SEVERE Chunk file at 9,-26 is missing nbt tag data, this is not good!
31.05 15:48:38 [Server] INFO Disabling ChatEx v1.0.11-RELEASE
31.05 15:48:35 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:48:16 [Server] INFO Stopping server
31.05 15:48:16 [Server] INFO                             
31.05 15:47:47 [Server] SEVERE Chunk file at 1,-18 is missing nbt tag data, this is not good!
31.05 15:47:47 [Server] INFO      
31.05 15:47:47 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:47:47 [Server] INFO                    
31.05 15:47:41 [Multicraft] Auto-saving world...
31.05 15:47:00 [Server] SEVERE Chunk file at 1,-14 is missing nbt tag data, this is not good!
31.05 15:47:00 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:46:57 [Server] SEVERE Chunk file at 9,-6 is missing nbt tag data, this is not good!
31.05 15:46:57 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:46:57 [Server] INFO 
31.05 15:46:40 [Server] SEVERE Chunk file at 12,-6 is missing nbt tag data, this is not good!
31.05 15:46:40 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:46:40 [Server] INFO    
31.05 15:46:29 [Server] SEVERE Chunk file at 21,-15 is missing nbt tag data, this is not good!
31.05 15:46:29 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:46:12 [Server] SEVERE Chunk file at 21,-17 is missing nbt tag data, this is not good!
31.05 15:46:09 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:45:45 [Server] SEVERE Chunk file at 12,-26 is missing nbt tag data, this is not good!
31.05 15:45:42 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:45:02 [Server] SEVERE Chunk file at 10,-26 is missing nbt tag data, this is not good!
31.05 15:45:00 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:44:39 [Server] SEVERE Chunk file at 1,-17 is missing nbt tag data, this is not good!
31.05 15:44:39 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:44:27 [Server] SEVERE Chunk file at 1,-15 is missing nbt tag data, this is not good!
31.05 15:44:25 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:44:25 [Server] INFO java.lang.OutOfMemoryError: Java heap space
31.05 15:44:25 [Server] SEVERE Encountered an unexpected exception OutOfMemoryError
31.05 15:44:23 [Server] SEVERE Chunk file at 10,-6 is missing nbt tag data, this is not good!
31.05 15:44:14 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:44:03 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:44:03 [Server] SEVERE Chunk file at 17,-8 is missing nbt tag data, this is not good!
31.05 15:44:03 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:43:20 [Server] SEVERE Chunk file at 21,-16 is missing nbt tag data, this is not good!
31.05 15:43:12 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:42:57 [Server] SEVERE Chunk file at 19,-22 is missing nbt tag data, this is not good!
31.05 15:42:57 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:42:43 [Server] SEVERE Chunk file at 17,-24 is missing nbt tag data, this is not good!
31.05 15:42:43 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:42:43 [Server] SEVERE Chunk file at 11,-26 is missing nbt tag data, this is not good!
31.05 15:42:40 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:42:07 [Server] SEVERE Chunk file at 5,-24 is missing nbt tag data, this is not good!
31.05 15:42:05 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:41:54 [Server] SEVERE Chunk file at 3,-22 is missing nbt tag data, this is not good!
31.05 15:41:51 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:41:40 [Server] SEVERE Chunk file at 1,-16 is missing nbt tag data, this is not good!
31.05 15:41:40 [Server] INFO      
31.05 15:41:37 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:41:37 [Server] INFO    
31.05 15:41:34 [Server] SEVERE Chunk file at 3,-10 is missing nbt tag data, this is not good!
31.05 15:41:34 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:41:34 [Server] INFO       
31.05 15:41:14 [Server] SEVERE Chunk file at 5,-8 is missing nbt tag data, this is not good!
31.05 15:41:12 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:40:58 [Server] SEVERE Chunk file at 18,-9 is missing nbt tag data, this is not good!
31.05 15:40:58 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:40:27 [Server] SEVERE Chunk file at 18,-23 is missing nbt tag data, this is not good!
31.05 15:40:27 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:40:14 [Server] SEVERE Chunk file at 4,-23 is missing nbt tag data, this is not good!
31.05 15:40:14 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:40:14 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:40:14 [Server] INFO           
31.05 15:40:12 [Server] SEVERE lectricity" 
31.05 15:40:12 [Server] INFO      
31.05 15:40:12 [Server] SEVERE Exception in thread "Universal E
31.05 15:40:12 [Server] INFO         
31.05 15:40:12 [Server] INFO Read timed out
31.05 15:40:12 [Server] INFO              
31.05 15:39:39 [Server] INFO Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Thread-28"
31.05 15:39:11 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:39:11 [Server] SEVERE " 
31.05 15:39:11 [Server] SEVERE Exception in thread "Spigot Watchdog Thread
31.05 15:39:11 [Server] SEVERE net.minecraft.world.chunk.Chunk.func_76631_c(Chunk.java:1156)
31.05 15:39:08 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:39:08 [Server] SEVERE net.minecraftforge.event.EventBus.post(EventBus.java:108)
31.05 15:39:08 [Server] INFO 
31.05 15:39:05 [Server] SEVERE Chunk file at 4,-9 is missing nbt tag data, this is not good!
31.05 15:39:05 [Server] SEVERE Exception in thread "Immibis Core background task" 
31.05 15:39:05 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:39:05 [Server] SEVERE Chunk file at 15,-7 is missing nbt tag data, this is not good!
31.05 15:39:05 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:38:43 [Server] INFO Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Immibis Core background task"
31.05 15:38:43 [Server] INFO 
31.05 15:38:31 [Server] SEVERE Chunk file at 20,-12 is missing nbt tag data, this is not good!
31.05 15:38:31 [Server] INFO   
31.05 15:38:16 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:38:16 [Server] INFO 
31.05 15:37:38 [Multicraft] Auto-saving world...
31.05 15:37:16 [Server] SEVERE Chunk file at 20,-20 is missing nbt tag data, this is not good!
31.05 15:37:12 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:37:12 [Server] SEVERE net.minecraftforge.event.ASMEventHandler.invoke(ASMEventHandler.java:39)
31.05 15:37:09 [Server] SEVERE net.minecraftforge.event.ASMEventHandler_41_MystcraftEventHandler_handleChunkLoad_Load.invoke(.dynamic)
31.05 15:37:09 [Server] SEVERE Chunk file at 15,-25 is missing nbt tag data, this is not good!
31.05 15:37:05 [Server] SEVERE com.xcompwiz.mystcraft.core.MystcraftEventHandler.handleChunkLoad(MystcraftEventHandler.java:73)
31.05 15:36:56 [Server] SEVERE com.xcompwiz.mystcraft.world.WorldProviderMyst.onChunkLoad(WorldProviderMyst.java:447)
31.05 15:36:54 [Server] SEVERE com.xcompwiz.mystcraft.world.BiomeWrapperManager.onChunkLoad(BiomeWrapperManager.java:73)
31.05 15:36:52 [Server] SEVERE com.xcompwiz.mystcraft.world.BiomeWrapperManager$ChunkWrapper.init(BiomeWrapperManager.java:42)
31.05 15:36:52 [Server] INFO   
31.05 15:36:45 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:36:45 [Server] INFO    
31.05 15:36:31 [Server] SEVERE com.xcompwiz.mystcraft.world.BiomeWrapperManager$ChunkWrapper.getBiomeGenForWorldCoords(BiomeWrapperManager.java:33)
31.05 15:36:31 [Server] INFO       
31.05 15:36:27 [Server] SEVERE com.xcompwiz.mystcraft.world.biome.BiomeWrapperMyst.<init>(BiomeWrapperMyst.java:29)
31.05 15:36:23 [Server] SEVERE net.minecraft.world.biome.BiomeGenBase.<init>(BiomeGenBase.java:160)
31.05 15:36:23 [Server] SEVERE java.util.ArrayList.<init>(Unknown Source)
31.05 15:36:23 [Server] SEVERE java.util.ArrayList.<init>(Unknown Source)
31.05 15:36:20 [Server] SEVERE Stack:
31.05 15:36:20 [Server] SEVERE PID: 14 | Suspended: false | Native: false | State: RUNNABLE | Blocked Time: -1 | Blocked Count: 3949
31.05 15:36:11 [Server] SEVERE Current Thread: Server thread
31.05 15:36:10 [Server] SEVERE ------------------------------
31.05 15:36:10 [Server] SEVERE Stack:
31.05 15:36:10 [Server] SEVERE PID: 16 | Suspended: false | Native: false | State: RUNNABLE | Blocked Time: -1 | Blocked Count: 0
31.05 15:35:58 [Server] SEVERE Current Thread: DestroyJavaVM
31.05 15:35:58 [Server] SEVERE ------------------------------
31.05 15:35:58 [Server] SEVERE net.minecraft.server.dedicated.DedicatedServerCommandThread.run(DedicatedServerCommandThread.java:42)
31.05 15:35:58 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1105)
31.05 15:35:58 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1117)
31.05 15:35:58 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:1153)
31.05 15:35:58 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLineSimple(ConsoleReader.java:1506)
31.05 15:35:50 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readCharacter(ConsoleReader.java:995)
31.05 15:35:50 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:204)
31.05 15:35:45 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:267)
31.05 15:35:45 [Server] SEVERE org.bukkit.craftbukkit.libs.jline.console.ConsoleReader$1.read(ConsoleReader.java:167)
31.05 15:35:42 [Server] SEVERE java.io.FilterInputStream.read(Unknown Source)
31.05 15:35:42 [Server] SEVERE java.io.BufferedInputStream.read(Unknown Source)
31.05 15:35:42 [Server] SEVERE java.io.BufferedInputStream.fill(Unknown Source)
31.05 15:35:42 [Server] SEVERE Chunk file at 2,-20 is missing nbt tag data, this is not good!
31.05 15:35:42 [Server] SEVERE java.io.FileInputStream.read(Unknown Source)
31.05 15:35:39 [Server] SEVERE java.io.FileInputStream.readBytes(Native Method)
31.05 15:35:39 [Server] SEVERE Stack:
31.05 15:35:39 [Server] SEVERE Locked on:org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:204)
31.05 15:35:39 [Server] SEVERE Locked on:org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:267)
31.05 15:35:39 [Server] SEVERE Locked on:java.io.BufferedInputStream.read(Unknown Source)
31.05 15:35:39 [Server] SEVERE java.lang.OutOfMemoryError: Java heap space
31.05 15:35:39 [Server] SEVERE Thread is waiting on monitor(s):