Crashed 1.15.2

[03:11:15] [Server thread/ERROR]: Could not pass event BlockBreakEvent to ajAntiXray v1.8.0
java.lang.NullPointerException: null
	at us.ajg0702.antixray.WGManager.check(WGManager.java:78) ~[?:?]
	at us.ajg0702.antixray.Main.onPlayerBreakBlock(Main.java:244) ~[?:?]
	at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor447.execute(Unknown Source) ~[?:?]
	at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:69) ~[patched_1.15.2.jar:git-Paper-155]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[patched_1.15.2.jar:git-Paper-155]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[patched_1.15.2.jar:git-Paper-155]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:607) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PlayerInteractManager.breakBlock(PlayerInteractManager.java:313) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PlayerInteractManager.a(PlayerInteractManager.java:272) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PlayerInteractManager.a(PlayerInteractManager.java:240) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PlayerConnection.a(PlayerConnection.java:1324) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PacketPlayInBlockDig.a(SourceFile:40) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PacketPlayInBlockDig.a(SourceFile:10) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:23) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.TickTask.run(SourceFile:18) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeTask(IAsyncTaskHandler.java:136) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.executeNext(IAsyncTaskHandler.java:109) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.MinecraftServer.ba(MinecraftServer.java:1038) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.MinecraftServer.executeNext(MinecraftServer.java:1031) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.IAsyncTaskHandler.awaitTasks(IAsyncTaskHandler.java:119) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.MinecraftServer.sleepForTick(MinecraftServer.java:1015) ~[patched_1.15.2.jar:git-Paper-155]
	at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:938) ~[patched_1.15.2.jar:git-Paper-155]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_232]