[12:52:26] [Server thread/ERROR]: Could not pass event EntityDamageByEntityEvent to ProHockey v1.0
org.bukkit.event.EventException: null
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callEvent(CraftEventFactory.java:92) [server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callEntityDamageEvent(CraftEventFactory.java:579) [server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.handleEntityDamageEvent(CraftEventFactory.java:482) [server.jar:git-Spigot-99c2a37-3819f8d]
	at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.handleLivingEntityDamageEvent(CraftEventFactory.java:611) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityLiving.damageEntity0(EntityLiving.java:1339) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityHuman.damageEntity0(EntityHuman.java:846) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityLiving.damageEntity(EntityLiving.java:863) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityHuman.damageEntity(EntityHuman.java:759) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityPlayer.damageEntity(EntityPlayer.java:577) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityHuman.attack(EntityHuman.java:1005) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.EntityPlayer.attack(EntityPlayer.java:1302) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1609) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.PacketPlayInUseEntity.a(SourceFile:69) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.PacketPlayInUseEntity.a(SourceFile:13) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-Spigot-99c2a37-3819f8d]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_131]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_131]
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:747) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678) [server.jar:git-Spigot-99c2a37-3819f8d]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576) [server.jar:git-Spigot-99c2a37-3819f8d]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
Caused by: java.lang.NullPointerException
	at Handlers.PenaltyManager.getWarnings(PenaltyManager.java:41) ~[?:?]
	at Handlers.PenaltyManager.checkWarnings(PenaltyManager.java:28) ~[?:?]
	at Handlers.PenaltyManager.addPelanty(PenaltyManager.java:22) ~[?:?]
	at com.prohockey.Listeners.Entity.EntityDamage.entitydamage(EntityDamage.java:27) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_131]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_131]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_131]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_131]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[server.jar:git-Spigot-99c2a37-3819f8d]
	... 26 more