ewz sleep percentage error 151128

[Server thread/ERROR]: Could not pass event PlayerBedLeaveEvent to SleepPercentage v1.0.3
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.EntityHuman.a(EntityHuman.java:1252) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.EntityPlayer.a(EntityPlayer.java:570) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.EntityHuman.t_(EntityHuman.java:163) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.EntityPlayer.l(EntityPlayer.java:270) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:333) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.PacketPlayInFlying.a(SourceFile:126) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.PacketPlayInFlying.a(SourceFile:8) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) [?:1.7.0_79]
    at java.util.concurrent.FutureTask.run(FutureTask.java:262) [?:1.7.0_79]
    at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:673) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:335) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:629) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:537) [minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    at java.lang.Thread.run(Thread.java:745) [?:1.7.0_79]
Caused by: java.lang.NullPointerException
    at org.bitbucket.master_mas.sleepPercentage.SleepPercentage.onBedLeave(SleepPercentage.java:98) ~[?:?]
    at sun.reflect.GeneratedMethodAccessor478.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_79]
    at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_79]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[minecraft_hauptserver.jar:git-Bukkit-d4e32ce]
    ... 19 more