[09:48:55] [Server thread/ERROR]: Error occurred while enabling SkStuff v1.6.4.1 (Is it up to date?)
java.lang.NoSuchMethodError: ch.njol.skript.Skript.classExists(Ljava/lang/String;)Z
	at me.TheBukor.SkStuff.SkStuff.onEnable(SkStuff.java:301) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:316) ~[JavaPlugin.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:368) [JavaPluginLoader.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:410) [SimplePluginManager.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.loadPlugin(CraftServer.java:415) [CraftServer.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.enablePlugins(CraftServer.java:349) [CraftServer.class:1.7.10-R0.1-SNAPSHOT]
	at net.minecraft.server.MinecraftServer.func_71243_i(MinecraftServer.java:511) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.func_71222_d(MinecraftServer.java:485) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:445) [MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:336) [lt.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:631) [MinecraftServer.class:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_45-internal]