java.util.ConcurrentModificationException

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    • java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1429)[?:1.8.0_72] at java.util.HashMap$KeyIterator.next(HashMap.java:1453)[?:1.8.0_72] at net.minecraft.server.v1_9_R1.EntityTracker.updatePlayers(EntityTracker.java:177)[spigot-1.9.2.jar:git-Spigot-f6feaaa-f326992] at net.minecraft.server.v1_9_R1.MinecraftServer.D(MinecraftServer.java:809)[spigot-1.9.2.jar:git-Spigot-f6feaaa-f326992] at net.minecraft.server.v1_9_R1.DedicatedServer.D(DedicatedServer.java:400)[spigot-1.9.2.jar:git-Spigot-f6feaaa-f326992] at net.minecraft.server.v1_9_R1.MinecraftServer.C(MinecraftServer.java:660)[spigot-1.9.2.jar:git-Spigot-f6feaaa-f326992] at net.minecraft.server.v1_9_R1.MinecraftServer.run(MinecraftServer.java:559)[spigot-1.9.2.jar:git-Spigot-f6feaaa-f326992] at java.lang.Thread.run(Thread.java:745)[?:1.8.0_72]

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