Error when shifting.

[12:08:23 ERROR]: Could not pass event PlayerAnimationEvent to JedCore v2.X.X-Sp
igot1.11.2-PK1.8.2
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:306) ~[spigot.jar:git-Spigot-65e8124-357b573]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62) ~[spigot.jar:git-Spigot-65e8124-357b573]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.j
ava:499) [spigot.jar:git-Spigot-65e8124-357b573]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:484) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.jav
a:1429) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.PacketPlayInArmAnimation.a(PacketPlayIn
ArmAnimation.java:24) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.PacketPlayInArmAnimation.a(PacketPlayIn
ArmAnimation.java:1) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:
13) [spigot.jar:git-Spigot-65e8124-357b573]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [
?:1.8.0_131]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_131]
        at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot.ja
r:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:
748) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:
406) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:
679) [spigot.jar:git-Spigot-65e8124-357b573]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.jav
a:577) [spigot.jar:git-Spigot-65e8124-357b573]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_131]
Caused by: java.lang.NoSuchMethodError: com.projectkorra.projectkorra.chiblockin
g.Paralyze.isParalyzed(Lorg/bukkit/entity/Entity;)Z
        at com.jedk1.jedcore.listener.AbilityListener.onPlayerSwing(AbilityListe
ner.java:101) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_131]
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_131]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_131]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_131]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:302) ~[spigot.jar:git-Spigot-65e8124-357b573]
        ... 15 more