SuperPickaxe doesn't work about fastasyncworldedit HOT 2 CLOSED

[15:11:10] [Server thread/ERROR]: [WorldEdit] Could not dispatch event: com.sk89q.worldedit.event.platform.BlockInteractEvent@3d07d1d8 to handler EventHandler{priority=NORMAL}
java.lang.reflect.InvocationTargetException
    at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:75) ~[WorldEdit.jar:?]
    at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java:187) [WorldEdit.jar:?]
    at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java:173) [WorldEdit.jar:?]
    at com.sk89q.worldedit.WorldEdit.handleBlockLeftClick(WorldEdit.java:703) [WorldEdit.jar:?]
    at com.sk89q.worldedit.bukkit.WorldEditListener.onPlayerInteract(WorldEditListener.java:128) [WorldEdit.jar:?]
    at sun.reflect.GeneratedMethodAccessor134.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_31]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_31]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:228) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at org.bukkit.craftbukkit.v1_8_R3.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:195) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerInteractManager.a(PlayerInteractManager.java:107) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:625) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.PacketPlayInBlockDig.a(SourceFile:40) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.PacketPlayInBlockDig.a(SourceFile:10) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_31]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_31]
    at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:772) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:711) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:614) [spigot.jar:git-PaperSpigot-5be55c3-18fbb24]
    at java.lang.Thread.run(Thread.java:745) [?:1.8.0_31]
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.GeneratedMethodAccessor154.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_31]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_31]
    at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodEventHandler.java:58) ~[WorldEdit.jar:?]
    at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73) ~[WorldEdit.jar:?]
    ... 26 more
Caused by: java.lang.NullPointerException
    at com.sk89q.worldedit.command.tool.RecursivePickaxe.actPrimary(RecursivePickaxe.java:66) ~[WorldEdit.jar:?]
    at com.sk89q.worldedit.extension.platform.PlatformManager.handleBlockInteract(PlatformManager.java:345) ~[WorldEdit.jar:?]
    at sun.reflect.GeneratedMethodAccessor154.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_31]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_31]
    at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodEventHandler.java:58) ~[WorldEdit.jar:?]
    at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73) ~[WorldEdit.jar:?]
    ... 26 more