[22:23:27 ERROR]: Could not pass event InventoryClickEvent to KitPvP v1.0
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:294) ~[spigot.jar:git-Spigot-1518]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62) ~[spigot.jar:git-Spigot-1518]
        at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredLi
stener.java:30) ~[spigot.jar:git-Spigot-1518]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.j
ava:502) [spigot.jar:git-Spigot-1518]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:487) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.PlayerConnection.a(PlayerConnection.java
:1417) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.PacketPlayInWindowClick.a(SourceFile:32)
 [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.PacketPlayInWindowClick.handle(SourceFil
e:10) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.NetworkManager.a(NetworkManager.java:180
) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.ServerConnection.c(ServerConnection.java
:81) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:7
20) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:2
83) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:5
83) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java
:489) [spigot.jar:git-Spigot-1518]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:6
28) [spigot.jar:git-Spigot-1518]
Caused by: java.lang.NullPointerException
        at org.mkshift.KitPvP.Listeners.InvClickEvent.onClick(InvClickEvent.java
:26) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_11]
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_11]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_11]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_11]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:292) ~[spigot.jar:git-Spigot-1518]
        ... 14 more