ERROR java.lang.NoSuchMethodError: com.google.common.cache.CacheBuilder.maximumSize(I)Lcom/google/common/cache/CacheBuilder;
14.05 22:53:14 [Server] ERROR Error occurred while enabling Essentials v2.13.1 (Is it up to date?)
14.05 22:53:14 [Server] INFO java.lang.NoSuchMethodError: com.google.common.cache.CacheBuilder.maximumSize(I)Lcom/google/common/cache/CacheBuilder;
14.05 22:53:14 [Server] INFO at com.earth2me.essentials.UserMap.<init>(UserMap.java:27) ~[?:?]
14.05 22:53:14 [Server] INFO at com.earth2me.essentials.Essentials.onEnable(Essentials.java:195) ~[?:?]
14.05 22:53:14 [Server] INFO at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:316) ~[craftbukkit-1.8.jar:git-Bukkit-"24557bc"]
14.05 22:53:14 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:325) [craftbukkit-1.8.jar:git-Bukkit-"24557bc"]
14.05 22:53:14 [Server] INFO at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:404) [craftbukkit-1.8.jar:git-Bukkit-"24557bc"]