[01:42:17] [Server thread/INFO]: [Nucleus] Enabling Nucleus v1.0
[01:42:17] [Server thread/ERROR]: Error occurred while enabling Nucleus v1.0 (Is it up to date?)
java.lang.BootstrapMethodError: java.lang.NoSuchMethodError: com.google.gson.JsonArray.add(Ljava/lang/String;)V
	at me.joeleoli.nucleus.rank.Rank.save(Rank.java:143) ~[?:?]
	at me.joeleoli.nucleus.rank.Rank.save(Rank.java:130) ~[?:?]
	at me.joeleoli.nucleus.Nucleus.loadRanks(Nucleus.java:144) ~[?:?]
	at me.joeleoli.nucleus.Nucleus.onEnable(Nucleus.java:81) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321) ~[Spigot.jar:git-TacoSpigot-bf023c7d]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:332) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:404) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugin(CraftServer.java:359) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.enablePlugins(CraftServer.java:318) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:203) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:579) [Spigot.jar:git-TacoSpigot-bf023c7d]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
Caused by: java.lang.NoSuchMethodError: com.google.gson.JsonArray.add(Ljava/lang/String;)V
	at java.lang.invoke.MethodHandleNatives.resolve(Native Method) ~[?:1.8.0_191]
	at java.lang.invoke.MemberName$Factory.resolve(MemberName.java:975) ~[?:1.8.0_191]
	at java.lang.invoke.MemberName$Factory.resolveOrFail(MemberName.java:1000) ~[?:1.8.0_191]
	at java.lang.invoke.MethodHandles$Lookup.resolveOrFail(MethodHandles.java:1394) ~[?:1.8.0_191]
	at java.lang.invoke.MethodHandles$Lookup.linkMethodHandleConstant(MethodHandles.java:1750) ~[?:1.8.0_191]
	at java.lang.invoke.MethodHandleNatives.linkMethodHandleConstant(MethodHandleNatives.java:477) ~[?:1.8.0_191]
	... 12 more