[14:07:25] [Server thread/ERROR]: Encountered an unexpected exception
net.minecraft.server.v1_8_R3.ReportedException: Exception ticking world
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:781) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-21fe707-e1ebe52]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_151]
Caused by: java.lang.NullPointerException
	at net.minecraft.server.v1_8_R3.StructureGenerator.c(StructureGenerator.java:107) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldGenLargeFeature.a(WorldGenLargeFeature.java:89) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.ChunkProviderGenerate.getMobsFor(SourceFile:537) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at org.bukkit.craftbukkit.v1_8_R3.generator.NormalChunkGenerator.getMobsFor(NormalChunkGenerator.java:76) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.ChunkProviderServer.getMobsFor(ChunkProviderServer.java:400) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:283) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.SpawnerCreature.a(SpawnerCreature.java:167) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldServer.doTick(WorldServer.java:227) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:770) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	... 4 more
[14:07:25] [Server thread/ERROR]: 	Cause of unexpected exception was
java.lang.NullPointerException
	at net.minecraft.server.v1_8_R3.StructureGenerator.c(StructureGenerator.java:107) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldGenLargeFeature.a(WorldGenLargeFeature.java:89) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.ChunkProviderGenerate.getMobsFor(SourceFile:537) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at org.bukkit.craftbukkit.v1_8_R3.generator.NormalChunkGenerator.getMobsFor(NormalChunkGenerator.java:76) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.ChunkProviderServer.getMobsFor(ChunkProviderServer.java:400) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldServer.a(WorldServer.java:283) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.SpawnerCreature.a(SpawnerCreature.java:167) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.WorldServer.doTick(WorldServer.java:227) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:770) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) ~[spigot.jar:git-Spigot-21fe707-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-21fe707-e1ebe52]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_151]
[14:07:25] [Server thread/ERROR]: This crash report has been saved to: C:\Server\town2\.\crash-reports\crash-2017-11-25_14.07.25-server.txt