[21:58:47 ERROR]: Could not pass event PlayerTeleportEvent to FabledSkyBlock vBuild-68
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[server.jar:git-TacoSpigot-"95870a93"]
        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.craftbukkit.v1_8_R3.entity.CraftPlayer.teleport(CraftPlayer.java:541) [server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.craftbukkit.v1_8_R3.entity.CraftEntity.teleport(CraftEntity.java:236) [server.jar:git-TacoSpigot-"95870a93"]
        at me.goodandevil.skyblock.utils.world.LocationUtil$1.run(LocationUtil.java:204) [FabledSkyBlock-Build-68.jar:?]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) [server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [server.jar:git-TacoSpigot-"95870a93"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:785) [server.jar:git-TacoSpigot-"95870a93"]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [server.jar:git-TacoSpigot-"95870a93"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:715) [server.jar:git-TacoSpigot-"95870a93"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:618) [server.jar:git-TacoSpigot-"95870a93"]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
Caused by: java.lang.NullPointerException: Nodes must be provided.
        at org.yaml.snakeyaml.nodes.NodeTuple.<init>(NodeTuple.java:28) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.representer.BaseRepresenter.representMapping(BaseRepresenter.java:163) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.representer.SafeRepresenter$RepresentMap.representData(SafeRepresenter.java:304) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:94) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.representer.BaseRepresenter.represent(BaseRepresenter.java:64) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:242) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.Yaml.dumpAll(Yaml.java:206) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.yaml.snakeyaml.Yaml.dump(Yaml.java:181) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.configuration.file.YamlConfiguration.saveToString(YamlConfiguration.java:40) ~[server.jar:git-TacoSpigot-"95870a93"]
        at org.bukkit.configuration.file.FileConfiguration.save(FileConfiguration.java:103) ~[server.jar:git-TacoSpigot-"95870a93"]
        at me.goodandevil.skyblock.island.Island.save(Island.java:757) ~[?:?]
        at me.goodandevil.skyblock.island.IslandManager.unloadIsland(IslandManager.java:548) ~[?:?]
        at me.goodandevil.skyblock.listeners.Teleport.onPlayerTeleport(Teleport.java:182) ~[?:?]
        at sun.reflect.GeneratedMethodAccessor159.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[server.jar:git-TacoSpigot-"95870a93"]
        ... 14 more