> [18:02:25] [Server thread/ERROR]: Could not pass event InventoryClickEvent to CatsCraftCore v0.1-SNAPSHOT
org.bukkit.event.EventException: null
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:529) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:514) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.PlayerConnection.a(PlayerConnection.java:2147) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.PacketPlayInWindowClick.a(SourceFile:32) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.PacketPlayInWindowClick.a(SourceFile:10) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:19) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.TickTask.run(SourceFile:18) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeTask(SourceFile:144) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeNext(SourceFile:118) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.MinecraftServer.aZ(MinecraftServer.java:917) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.MinecraftServer.executeNext(MinecraftServer.java:910) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.awaitTasks(SourceFile:127) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.MinecraftServer.sleepForTick(MinecraftServer.java:894) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:827) [spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
at net.catscraft.ahp.AHPModule.cancel(AHPModule.java:131) ~[?:?]
at net.catscraft.ahp.AHPModule.onCheck(AHPModule.java:216) ~[?:?]
at sun.reflect.GeneratedMethodAccessor330.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_212]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_212]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:316) ~[spigot-1.15.1.jar:git-Spigot-2ee05fe-d31f05f]