[01:23:20 ERROR]: Could not pass event PlayerInteractEvent to MysteryMobSpawner v5.1.1-SNAPSHOT
org.bukkit.event.EventException
at org.bukkit.plugin.EventExecutor$1.execute(EventExecutor.java:46) ~[patched_1.11.2.jar:git-Paper-1104]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:517) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:502) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.craftbukkit.v1_11_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:235) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.craftbukkit.v1_11_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:202) ~[patched_1.11.2.jar:git-Paper-1104]
at org.bukkit.craftbukkit.v1_11_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:198) ~[patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:955) ~[patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:26) ~[patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:5) ~[patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:14) ~[patched_1.11.2.jar:git-Paper-1104]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_202]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_202]
at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:839) [patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:403) [patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:763) [patched_1.11.2.jar:git-Paper-1104]
at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:661) [patched_1.11.2.jar:git-Paper-1104]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202]
Caused by: java.lang.NullPointerException
at dev.ryujix.mysterymobspawner.listeners.InteractEvent.onPlayerInteract(InteractEvent.java:84) ~[MysteryMobSpawner.jar:?]
at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor1936.execute(Unknown Source) ~[?:?]
at org.bukkit.plugin.EventExecutor$1.execute(EventExecutor.java:44) ~[patched_1.11.2.jar:git-Paper-1104]
... 19 more