>.... [17:31:43 ERROR]: Could not pass event InventoryClickEvent to CombatPlus v1.3.8
java.lang.NullPointerException: null
at me.nik.combatplus.listeners.GuiListener.onClick(GuiListener.java:14) ~[?:?]
at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor85.execute(Unknown Source) ~[?:?]
at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:69) ~[patched_1.15.2.jar:git-Paper-322]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[patched_1.15.2.jar:git-Paper-322]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[patched_1.15.2.jar:git-Paper-322]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:607) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.PlayerConnection.a(PlayerConnection.java:2375) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.PacketPlayInWindowClick.a(SourceFile:32) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.PacketPlayInWindowClick.a(SourceFile:10) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:23) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.TickTask.run(SourceFile:18) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeTask(IAsyncTaskHandler.java:136) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeNext(IAsyncTaskHandler.java:109) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.MinecraftServer.ba(MinecraftServer.java:1097) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.MinecraftServer.executeNext(MinecraftServer.java:1090) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeAll(IAsyncTaskHandler.java:95) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:1224) ~[patched_1.15.2.jar:git-Paper-322]
at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:962) ~[patched_1.15.2.jar:git-Paper-322]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_242]