[23:22:14] [Craft Scheduler Thread - 55/WARN]: Couldn't look up profile properties for com.mojang.authlib.GameProfile@49a21a1d[id=6833a1c9-95a5-4c79-bc1f-45341ec0ff40,name=<null>,properties={},legacy=false]
com.mojang.authlib.exceptions.AuthenticationException: The client has sent too many requests within a certain amount of time
	at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest(YggdrasilAuthenticationService.java:79) ~[spigot-1.13.2.jar:git-Spigot-3cb9dcb-77ca7ca]
	at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile(YggdrasilMinecraftSessionService.java:180) [spigot-1.13.2.jar:git-Spigot-3cb9dcb-77ca7ca]
	at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties(YggdrasilMinecraftSessionService.java:173) [spigot-1.13.2.jar:git-Spigot-3cb9dcb-77ca7ca]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_72]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_72]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_72]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_72]
	at com.guillaumevdn.gcore.lib.npc.MojangsterAPI.getSkinPropandName(MojangsterAPI.java:119) [GCore_v7.0.0.jar:?]
	at com.guillaumevdn.gcore.lib.npc.SkinData.refresh(SkinData.java:44) [GCore_v7.0.0.jar:?]
	at com.guillaumevdn.gcore.lib.npc.SkinData.<init>(SkinData.java:24) [GCore_v7.0.0.jar:?]
	at com.guillaumevdn.gcore.data.GDataManager$3.callback(GDataManager.java:87) [GCore_v7.0.0.jar:?]
	at com.guillaumevdn.gcore.lib.data.DataSingletonDisk$1.run(DataSingletonDisk.java:19) [GCore_v7.0.0.jar:?]
	at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftTask.run(CraftTask.java:81) [spigot-1.13.2.jar:git-Spigot-3cb9dcb-77ca7ca]
	at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52) [spigot-1.13.2.jar:git-Spigot-3cb9dcb-77ca7ca]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_72]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_72]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]
[23:22:14] [Craft Scheduler Thread - 55/WARN]: java.lang.ArrayIndexOutOfBoundsException: 0
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at com.guillaumevdn.gcore.lib.npc.MojangsterAPI.getSkinPropandName(MojangsterAPI.java:126)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at com.guillaumevdn.gcore.lib.npc.SkinData.refresh(SkinData.java:44)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at com.guillaumevdn.gcore.lib.npc.SkinData.<init>(SkinData.java:24)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at com.guillaumevdn.gcore.data.GDataManager$3.callback(GDataManager.java:87)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at com.guillaumevdn.gcore.lib.data.DataSingletonDisk$1.run(DataSingletonDisk.java:19)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftTask.run(CraftTask.java:81)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at org.bukkit.craftbukkit.v1_13_R2.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[23:22:14] [Craft Scheduler Thread - 55/WARN]: 	at java.lang.Thread.run(Thread.java:745)
[23:22:14] [Craft Scheduler Thread - 55/INFO]: [GCore] ERROR: Couldn't load NpcSkinBoard for GDataManager