03:33:49 [SEVERE] Could not pass event PlayerToggleSneakEvent to RocketBoots
java.lang.NullPointerException
        at com.disabledhamster.bukkit.rocketboots.Util.getPlayerBoots(Util.java:11)
        at com.disabledhamster.bukkit.rocketboots.RBPlayerListener.onPlayerToggleSneak(RBPlayerListener.java:68)
        at sun.reflect.GeneratedMethodAccessor33.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:301)
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
        at org.bukkit.plugin.SimplePluginManager.callEventInternal(SimplePluginManager.java:455)
        at org.bukkit.plugin.SimplePluginManager.callEventSync(SimplePluginManager.java:442)
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:437)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:995)
        at net.minecraft.server.Packet19EntityAction.handle(SourceFile:36)
        at net.minecraft.server.NetworkManager.b(NetworkManager.java:229)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:116)
        at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:85)
        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:625)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:509)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:490)