Bukkit

[WARNING] [DeathTpPlus] Task #434 for DeathTpPlus v3.9.16.2320 generated an exception
java.lang.NullPointerException
at java.util.Hashtable.put(Unknown Source)
at org.simiancage.DeathTpPlus.logs.DeathLocationsLogDTP.load(DeathLocationsLogDTP.java:64)
at org.simiancage.DeathTpPlus.logs.DeathLocationsLogDTP.<init>(DeathLocationsLogDTP.java:52)
at org.simiancage.DeathTpPlus.helpers.DynMapHelperDTP$DeathLocationLayer.getMarkers(DynMapHelperDTP.java:299)
at org.simiancage.DeathTpPlus.helpers.DynMapHelperDTP$Layer.updateMarkerSet(DynMapHelperDTP.java:190)
at org.simiancage.DeathTpPlus.helpers.DynMapHelperDTP.updateMarkers(DynMapHelperDTP.java:356)
at org.simiancage.DeathTpPlus.helpers.DynMapHelperDTP.access$200(DynMapHelperDTP.java:37)
at org.simiancage.DeathTpPlus.helpers.DynMapHelperDTP$MarkerUpdate.run(DynMapHelperDTP.java:338)
at org.bukkit.craftbukkit.v1_4_6.scheduler.CraftTask.run(CraftTask.java:53)
at org.bukkit.craftbukkit.v1_4_6.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
at net.minecraft.server.v1_4_6.MinecraftServer.r(MinecraftServer.java:530)
at net.minecraft.server.v1_4_6.DedicatedServer.r(DedicatedServer.java:224)
at net.minecraft.server.v1_4_6.MinecraftServer.q(MinecraftServer.java:494)
at net.minecraft.server.v1_4_6.MinecraftServer.run(MinecraftServer.java:427)
at net.minecraft.server.v1_4_6.ThreadServerApplication.run(SourceFile:849)