AFError

Could not pass event PlayerInteractEntityEvent to AnimatedFrames v2.1.3
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[patched.jar:git-PaperSpigot-43876bb-unknown]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[patched.jar:git-PaperSpigot-43876bb-unknown]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched.jar:git-PaperSpigot-43876bb-unknown]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1342) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:52) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.PacketPlayInUseEntity.a(SourceFile:11) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_31]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_31]
	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:773) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [patched.jar:git-PaperSpigot-43876bb-unknown]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_31]
Caused by: java.lang.NullPointerException
	at de.inventivegames.animatedframes.AnimatedFrames.onInteract(AnimatedFrames.java:541) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor737.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_31]
	at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_31]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[patched.jar:git-PaperSpigot-43876bb-unknown]
	... 16 more