2013-08-31 18:06:41 [WARNING] [ClearLag] Task #311 for ClearLag v2.5.2 generated an exception
java.lang.NullPointerException
	at org.bukkit.craftbukkit.v1_6_R2.CraftWorld.spawnEntity(CraftWorld.java:341)
	at me.minebuilders.clearlag.spawner.WorldSpawn.spawnRandomMob(WorldSpawn.java:18)
	at me.minebuilders.clearlag.spawner.Spawn.spawnEntity(Spawn.java:37)
	at me.minebuilders.clearlag.spawner.SpawnEntityNearPlayer.run(SpawnEntityNearPlayer.java:45)
	at org.bukkit.craftbukkit.v1_6_R2.scheduler.CraftTask.run(CraftTask.java:58)
	at org.bukkit.craftbukkit.v1_6_R2.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
	at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:518)
	at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
	at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
	at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
	at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)
2013-08-31 18:07:11 [WARNING] [ClearLag] Task #312 for ClearLag v2.5.2 generated an exception
java.lang.NullPointerException
	at org.bukkit.craftbukkit.v1_6_R2.CraftWorld.spawnEntity(CraftWorld.java:341)
	at me.minebuilders.clearlag.spawner.WorldSpawn.spawnRandomMob(WorldSpawn.java:18)
	at me.minebuilders.clearlag.spawner.Spawn.spawnEntity(Spawn.java:37)
	at me.minebuilders.clearlag.spawner.SpawnEntityNearPlayer.run(SpawnEntityNearPlayer.java:45)
	at org.bukkit.craftbukkit.v1_6_R2.scheduler.CraftTask.run(CraftTask.java:58)
	at org.bukkit.craftbukkit.v1_6_R2.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
	at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:518)
	at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
	at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
	at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
	at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)