CorpseReborn Error Paste

Date: 02/25/2018 13:49:02
CorpseReborn Version: 2.12.1

Server Version: git-Spigot-4bd94dc-fb414fe (MC: 1.12.2)
Server Type: SPIGOT
Folder Version: v1_12_R1

Exception:
java.lang.NullPointerException
	at org.golde.bukkit.corpsereborn.nms.nmsclasses.NMSCorpses_v1_12_R1.removeCorpse(NMSCorpses_v1_12_R1.java:224)
	at org.golde.bukkit.corpsereborn.CorpseAPI.CorpseAPI.removeCorpse(CorpseAPI.java:158)
	at mehow.prison.Prison.Corpse.onInventoryClick(Corpse.java:55)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.base/java.lang.reflect.Method.invoke(Unknown Source)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:500)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:485)
	at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1889)
	at net.minecraft.server.v1_12_R1.PacketPlayInWindowClick.a(SourceFile:33)
	at net.minecraft.server.v1_12_R1.PacketPlayInWindowClick.a(SourceFile:10)
	at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
	at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
	at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46)
	at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748)
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406)
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679)
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577)
	at java.base/java.lang.Thread.run(Unknown Source)


Plugins:
PermissionsEx - 1.23.4
PlugMan - 2.1.4
ViaVersion - 1.3.0
Vault - 1.5.6-b49
Essentials - TeamCity
CorpseReborn - 2.12.1
EssentialsSpawn - TeamCity
EssentialsChat - TeamCity
ProtocolLib - 4.3.0
EssentialsProtect - TeamCity
RPrison - 1.0

Config:
enable-update-checker: false
corpse-time: 120
on-death: false
looting-inventory: true
despawn-after-looted: true
show-tags: true
world: all
gui-title: %corpse%'s Items
username-format: %corpse%
finish-looting-message: *bYou have finished looting %corpse%'s corpse.
new-hitboxes: true
render-armor: truesave-corpses: truesend-data: true

Corpses:
VERSION: v1_11_R1
amount-of-corpses: 0