[02:52:20 WARN]: [InfernalMobs] Task #68833 for InfernalMobs v3.2 generated an exception
java.util.ConcurrentModificationException
        at java.util.HashMap$HashIterator.nextEntry(Unknown Source) ~[?:1.7.0_45]
        at java.util.HashMap$EntryIterator.next(Unknown Source) ~[?:1.7.0_45]
        at java.util.HashMap$EntryIterator.next(Unknown Source) ~[?:1.7.0_45]
        at io.hotmail.com.jacob_vejvoda.infernal_mobs.infernal_mobs.scoreCheck(infernal_mobs.java:128) ~[?:?]
        at io.hotmail.com.jacob_vejvoda.infernal_mobs.infernal_mobs$1.run(infernal_mobs.java:148) ~[?:?]
        at org.bukkit.craftbukkit.v1_7_R3.scheduler.CraftTask.run(CraftTask.java:53) ~[craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]
        at org.bukkit.craftbukkit.v1_7_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-
b3092jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:600) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]
        at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:260) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:558) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:469) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-10-g8688bd4-b3092jnks]