---- Minecraft Crash Report ----
// Shall we play a game?

Time: 3/11/17 11:19 PM
Description: Ticking entity

java.lang.ArrayIndexOutOfBoundsException: 1
at net.minecraft.server.v1_11_R1.PathEntity.f(SourceFile:74)
at net.minecraft.server.v1_11_R1.DragonControllerFly.k(SourceFile:68)
at net.minecraft.server.v1_11_R1.DragonControllerFly.j(SourceFile:63)
at net.minecraft.server.v1_11_R1.DragonControllerFly.c(SourceFile:24)
at net.minecraft.server.v1_11_R1.EntityEnderDragon.n(EntityEnderDragon.java:172)
at net.minecraft.server.v1_11_R1.EntityLiving.A_(EntityLiving.java:1893)
at net.minecraft.server.v1_11_R1.EntityInsentient.A_(EntityInsentient.java:244)
at net.minecraft.server.v1_11_R1.World.entityJoinedWorld(World.java:1629)
at net.minecraft.server.v1_11_R1.World.h(World.java:1604)
at net.minecraft.server.v1_11_R1.World.tickEntities(World.java:1430)
at net.minecraft.server.v1_11_R1.WorldServer.tickEntities(WorldServer.java:618)
at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:814)
at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399)
at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:678)
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:576)
at java.lang.Thread.run(Thread.java:745)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

– Head –
Thread: Server thread
Stacktrace:
at net.minecraft.server.v1_11_R1.PathEntity.f(SourceFile:74)
at net.minecraft.server.v1_11_R1.DragonControllerFly.k(SourceFile:68)
at net.minecraft.server.v1_11_R1.DragonControllerFly.j(SourceFile:63)
at net.minecraft.server.v1_11_R1.DragonControllerFly.c(SourceFile:24)
at net.minecraft.server.v1_11_R1.EntityEnderDragon.n(EntityEnderDragon.java:172)
at net.minecraft.server.v1_11_R1.EntityLiving.A_(EntityLiving.java:1893)
at net.minecraft.server.v1_11_R1.EntityInsentient.A_(EntityInsentient.java:244)
at net.minecraft.server.v1_11_R1.World.entityJoinedWorld(World.java:1629)
at net.minecraft.server.v1_11_R1.World.h(World.java:1604)

– Entity being ticked –
Details:
Entity Type: minecraft:ender_dragon (net.minecraft.server.v1_11_R1.EntityEnderDragon)
Entity ID: 246
Entity Name: Ender Dragon
Entity's Exact location: 2.62, 61.90, -57.45
Entity's Block location: World: (2,61,-58), Chunk: (at 2,3,6 in 0,-4; contains blocks 0,0,-64 to 15,255,-49), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Entity's Momentum: -0.19, 0.00, 0.77
Entity's Passengers: []
Entity's Vehicle: ~_ERROR~ NullPointerException: null
Stacktrace:
at net.minecraft.server.v1_11_R1.World.tickEntities(World.java:1430)
at net.minecraft.server.v1_11_R1.WorldServer.tickEntities(WorldServer.java:618)

– Affected level –
Details:
Level name: world_the_end
All players: 0 total; []
Chunk stats: ServerChunkCache: 674 Drop: 674
Level seed: 4672211481233839623
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options:
Level spawn location: World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 54986415 game time, 54986415 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:814)
at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399)
at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:678)
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:576)
at java.lang.Thread.run(Thread.java:745)

console:

[22:57:40] [Server thread/INFO]: Starting minecraft server version 1.11.2
[22:57:40] [Server thread/INFO]: Loading properties
[22:57:40] [Server thread/INFO]: Default game type: SURVIVAL
[22:57:40] [Server thread/INFO]: This server is running CraftBukkit version git-Spigot-283de8b-aa522c9 (MC: 1.11.2) (Implementing API version 1.11.2-R0.1-SNAPSHOT)
[22:57:40] [Server thread/INFO]: Debug logging is disabled
[22:57:40] [Server thread/INFO]: Server Ping Player Sample Count: 12
[22:57:40] [Server thread/INFO]: Using 4 threads for Netty based IO
[22:57:40] [Server thread/INFO]: Generating keypair
[22:57:41] [Server thread/INFO]: Starting Minecraft server on *:25565
[22:57:41] [Server thread/INFO]: Using default channel type
[22:57:41] [Server thread/INFO]: **** Beginning UUID conversion, this may take A LONG time ****
[22:57:41] [Server thread/INFO]: Preparing level "world"
[22:57:41] [Server thread/INFO]: -------- World Settings For [world] --------
[22:57:41] [Server thread/INFO]: View Distance: 10
[22:57:41] [Server thread/INFO]: Experience Merge Radius: 3.0
[22:57:41] [Server thread/INFO]: Item Despawn Rate: 6000
[22:57:41] [Server thread/INFO]: Item Merge Radius: 2.5
[22:57:41] [Server thread/INFO]: Arrow Despawn Rate: 1200
[22:57:41] [Server thread/INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
[22:57:41] [Server thread/INFO]: Nerfing mobs spawned from spawners: false
[22:57:41] [Server thread/INFO]: Zombie Aggressive Towards Villager: true
[22:57:41] [Server thread/INFO]: Mob Spawn Range: 4
[22:57:41] [Server thread/INFO]: Random Lighting Updates: false
[22:57:41] [Server thread/INFO]: Structure Info Saving: true
[22:57:41] [Server thread/INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
[22:57:41] [Server thread/INFO]: Cactus Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cane Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Melon Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Mushroom Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Pumpkin Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Sapling Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Wheat Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: NetherWart Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Vine Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cocoa Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
[22:57:41] [Server thread/INFO]: Max TNT Explosions: 100
[22:57:41] [Server thread/INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
[22:57:41] [Server thread/INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617 Monument: 10387313 Slime: 987234911
[22:57:41] [Server thread/INFO]: Hopper Transfer: 8 Hopper Check: 1 Hopper Amount: 1
[22:57:41] [Server thread/INFO]: -------- World Settings For [world_nether] --------
[22:57:41] [Server thread/INFO]: View Distance: 10
[22:57:41] [Server thread/INFO]: Experience Merge Radius: 3.0
[22:57:41] [Server thread/INFO]: Item Despawn Rate: 6000
[22:57:41] [Server thread/INFO]: Item Merge Radius: 2.5
[22:57:41] [Server thread/INFO]: Arrow Despawn Rate: 1200
[22:57:41] [Server thread/INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
[22:57:41] [Server thread/INFO]: Nerfing mobs spawned from spawners: false
[22:57:41] [Server thread/INFO]: Zombie Aggressive Towards Villager: true
[22:57:41] [Server thread/INFO]: Mob Spawn Range: 4
[22:57:41] [Server thread/INFO]: Random Lighting Updates: false
[22:57:41] [Server thread/INFO]: Structure Info Saving: true
[22:57:41] [Server thread/INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
[22:57:41] [Server thread/INFO]: Cactus Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cane Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Melon Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Mushroom Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Pumpkin Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Sapling Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Wheat Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: NetherWart Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Vine Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cocoa Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
[22:57:41] [Server thread/INFO]: Max TNT Explosions: 100
[22:57:41] [Server thread/INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
[22:57:41] [Server thread/INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617 Monument: 10387313 Slime: 987234911
[22:57:41] [Server thread/INFO]: Hopper Transfer: 8 Hopper Check: 1 Hopper Amount: 1
[22:57:41] [Server thread/INFO]: -------- World Settings For [world_the_end] --------
[22:57:41] [Server thread/INFO]: View Distance: 10
[22:57:41] [Server thread/INFO]: Experience Merge Radius: 3.0
[22:57:41] [Server thread/INFO]: Item Despawn Rate: 6000
[22:57:41] [Server thread/INFO]: Item Merge Radius: 2.5
[22:57:41] [Server thread/INFO]: Arrow Despawn Rate: 1200
[22:57:41] [Server thread/INFO]: Allow Zombie Pigmen to spawn from portal blocks: true
[22:57:41] [Server thread/INFO]: Nerfing mobs spawned from spawners: false
[22:57:41] [Server thread/INFO]: Zombie Aggressive Towards Villager: true
[22:57:41] [Server thread/INFO]: Mob Spawn Range: 4
[22:57:41] [Server thread/INFO]: Random Lighting Updates: false
[22:57:41] [Server thread/INFO]: Structure Info Saving: true
[22:57:41] [Server thread/INFO]: Entity Activation Range: An 32 / Mo 32 / Mi 16
[22:57:41] [Server thread/INFO]: Cactus Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cane Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Melon Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Mushroom Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Pumpkin Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Sapling Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Wheat Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: NetherWart Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Vine Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Cocoa Growth Modifier: 100%
[22:57:41] [Server thread/INFO]: Tile Max Tick Time: 50ms Entity max Tick Time: 50ms
[22:57:41] [Server thread/INFO]: Max TNT Explosions: 100
[22:57:41] [Server thread/INFO]: Entity Tracking Range: Pl 48 / An 48 / Mo 48 / Mi 32 / Other 64
[22:57:41] [Server thread/INFO]: Custom Map Seeds: Village: 10387312 Feature: 14357617 Monument: 10387313 Slime: 987234911
[22:57:41] [Server thread/INFO]: Hopper Transfer: 8 Hopper Check: 1 Hopper Amount: 1
[22:57:41] [Server thread/INFO]: Preparing start region for level 0 (Seed: -7028091731515421021)
[22:57:42] [Server thread/INFO]: Preparing spawn area: 16%
[22:57:43] [Server thread/INFO]: Preparing spawn area: 60%
[22:57:44] [Server thread/INFO]: Preparing start region for level 1 (Seed: -7028091731515421021)
[22:57:45] [Server thread/INFO]: Preparing spawn area: 48%
[22:57:46] [Server thread/INFO]: Preparing spawn area: 91%
[22:57:46] [Server thread/INFO]: Preparing start region for level 2 (Seed: -7028091731515421021)
[22:57:46] [Server thread/INFO]: Server permissions file permissions.yml is empty, ignoring it
[22:57:46] [Server thread/INFO]: Done (5,562s)! For help, type "help" or "?"
[22:59:38] [Server thread/INFO]: Stopping the server
[22:59:38] [Server thread/INFO]: Stopping server