PlayerBlockEvent spam

[ghost]

11:51:18 [CRITICAL] 이벤트 'cn.nukkit.event.block.BlockBreakEvent'을(를) 'Pokkit v0.6-SNAPSHOT'에 전달하지 못했습니다: nl.rutgerkok.pokkit.pluginservice.PlayerBlockEvents에서의 null 11:51:18 [ALERT] cn.nukkit.utils.EventException at cn.nukkit.plugin.MethodEventExecutor.execute(MethodEventExecutor.java:34) at cn.nukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:56) at cn.nukkit.plugin.PluginManager.callEvent(PluginManager.java:553) at cn.nukkit.level.Level.useBreakOn(Level.java:1825) at cn.nukkit.Player.handleDataPacket(Player.java:2761) at cn.nukkit.network.Network.processPackets(Network.java:180) at cn.nukkit.network.Network.processBatch(Network.java:151) at cn.nukkit.Player.handleDataPacket(Player.java:1932) at cn.nukkit.network.RakNetInterface.handleEncapsulated(RakNetInterface.java:157) at cn.nukkit.raknet.server.ServerHandler.handlePacket(ServerHandler.java:123) at cn.nukkit.network.RakNetInterface.process(RakNetInterface.java:66) at cn.nukkit.network.Network.processInterfaces(Network.java:75) at cn.nukkit.Server.tick(Server.java:996) at cn.nukkit.Server.tickProcessor(Server.java:794) at cn.nukkit.Server.start(Server.java:773) at cn.nukkit.Server.(Server.java:464) at cn.nukkit.Nukkit.main(Nukkit.java:68) Caused by: java.lang.NoSuchMethodError: cn.nukkit.block.Block.getDrops(Lcn/nukkit/item/Item;)[[I at nl.rutgerkok.pokkit.world.PokkitBlock.getDrops0(PokkitBlock.java:125) at nl.rutgerkok.pokkit.world.PokkitBlock.getDrops(PokkitBlock.java:108) at nl.rutgerkok.pokkit.pluginservice.PlayerBlockEvents.onBlockBreak(PlayerBlockEvents.java:65) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at cn.nukkit.plugin.MethodEventExecutor.execute(MethodEventExecutor.java:29) ... 16 more

FasyAsyncWorldedit(Nukkit) + Pokkit plugin

reproduce : pick wooden axe and break any blocks