CorpseReborn Error Paste

Date: 03/19/2018 22:15:56
CorpseReborn Version: 2.12.1

Server Version: git-Spigot-db6de12-18fbb24 (MC: 1.8.8)
Server Type: SPIGOT
Folder Version: v1_8_R3

Exception:
java.lang.NullPointerException: Name is null
	at java.lang.Enum.valueOf(Enum.java:236)
	at org.golde.bukkit.corpsereborn.ServerVersion.valueOf(ServerVersion.java:1)
	at org.golde.bukkit.corpsereborn.Main.onEnable(Main.java:148)
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321)
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340)
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugin(CraftServer.java:357)
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.enablePlugins(CraftServer.java:317)
	at net.minecraft.server.v1_8_R3.MinecraftServer.s(MinecraftServer.java:414)
	at net.minecraft.server.v1_8_R3.MinecraftServer.k(MinecraftServer.java:378)
	at net.minecraft.server.v1_8_R3.MinecraftServer.a(MinecraftServer.java:333)
	at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:263)
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:525)
	at java.lang.Thread.run(Thread.java:748)


Plugins:
LuckPerms - 4.0.80
Skript - 2.1.2
PlaceholderAPI - 2.4.0
PlugMan - 2.1.4
Heads - 1.9.12
NametagEdit - 4.1.7
PCBungeeConnector - 1.0.1
Votifier - 2.3.6-SNAPSHOT
VoidSpawn - 1.16.1
Multiverse-Core - 2.5-b699
SkinsRestorer - 10.5.6
FastAsyncWorldEdit - 18.03.19-18c7145-1053-19.4.16
VolkMCCore - 1.0
Murder - 10.1
ViaVersion - 1.3.0
CustomJoinItems - 1.5.2
Vault - 1.5.6-b49
ViaBackwards - 2.3.1
WorldEdit - 6.1.7;dd00bb1
Essentials - 2.0.1-b569
ProtocolLib - 4.3.0
WorldGuard - 6.1
Citizens - 2.0.16-SNAPSHOT (build 1267)
DeluxeMenus - 1.10.2
EssentialsChat - 2.0.1-b569
CommandNPC - 1.7.2
SuperVanish - 6.0.5
EssentialsSpawn - TeamCity
TitleManager - 1.5.11
DakataAntiCheat - BETA 2.0
CorpseReborn - 2.12.1
GadgetsMenu - 4.1.10
HolographicDisplays - 2.2.6

Config:
enable-update-checker: true
corpse-time: 120
on-death: true
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: