[23:02:13] [Server thread/WARN]: java.lang.NullPointerException
[23:02:13] [Server thread/WARN]: 	at XZot1K.plugins.zl.utils.SerializableLocation.<init>(SerializableLocation.java:29)
[23:02:13] [Server thread/WARN]: 	at xzot1k.plugins.glacialutils.objects.AutoSellSign.setLocation(AutoSellSign.java:68)
[23:02:13] [Server thread/WARN]: 	at xzot1k.plugins.glacialutils.objects.AutoSellSign.<init>(AutoSellSign.java:23)
[23:02:13] [Server thread/WARN]: 	at xzot1k.plugins.glacialutils.Main.otherStuff(Main.java:167)
[23:02:13] [Server thread/WARN]: 	at xzot1k.plugins.glacialutils.Main.onEnable(Main.java:57)
[23:02:13] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:271)
[23:02:13] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337)
[23:02:13] [Server thread/WARN]: 	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)
[23:02:13] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugin(CraftServer.java:376)
[23:02:13] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_11_R1.CraftServer.enablePlugins(CraftServer.java:326)
[23:02:13] [Server thread/WARN]: 	at net.minecraft.server.v1_11_R1.MinecraftServer.t(MinecraftServer.java:421)
[23:02:13] [Server thread/WARN]: 	at net.minecraft.server.v1_11_R1.MinecraftServer.l(MinecraftServer.java:382)
[23:02:13] [Server thread/WARN]: 	at net.minecraft.server.v1_11_R1.MinecraftServer.a(MinecraftServer.java:337)
[23:02:13] [Server thread/WARN]: 	at net.minecraft.server.v1_11_R1.DedicatedServer.init(DedicatedServer.java:272)
[23:02:13] [Server thread/WARN]: 	at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:544)
[23:02:13] [Server thread/WARN]: 	at java.lang.Thread.run(Thread.java:745)