[22:37:05] [Server thread/ERROR]: Could not pass event InventoryCloseEvent to AirDrops v0.1
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[patched.jar:git-PaperSpigot-"4c7641d"]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[patched.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:517) [patched.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:502) [patched.jar:git-PaperSpigot-"4c7641d"]
	at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.handleInventoryCloseEvent(CraftEventFactory.java:852) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1438) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PacketPlayInCloseWindow.a(PacketPlayInCloseWindow.java:18) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PacketPlayInCloseWindow.a(PacketPlayInCloseWindow.java:1) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [patched.jar:git-PaperSpigot-"4c7641d"]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_231]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_231]
	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [patched.jar:git-PaperSpigot-"4c7641d"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [patched.jar:git-PaperSpigot-"4c7641d"]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_231]
Caused by: java.lang.NullPointerException
	at me.lght.airdrops.PlayerListeners.onClose(PlayerListeners.java:64) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_231]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_231]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[patched.jar:git-PaperSpigot-"4c7641d"]
	... 17 more
[22:37:08] [Server thread/INFO]: EletricBR1 issued server command: /clear