16.12 20:14:01 [Server] INFO [20:14:01 INFO]: [Essentials] ServerListPingEvent: Spigot iterator API16.12 20:14:01 [Server] INFO [20:14:01 INFO]: [Essentials] ServerListPingEvent: Spigot iterator API16.12 20:14:01 [Server] INFO [20:14:01 ERROR]: java.lang.NoClassDefFoundError: com/google/gson/JsonElement16.12 20:14:01 [Server] INFO [20:14:01 WARN]: java.lang.NoClassDefFoundError: com/google/gson/JsonElement16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at com.earth2me.essentials.Essentials.onEnable(Essentials.java:277)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:335)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at org.bukkit.craftbukkit.v1_8_R1.CraftServer.loadPlugin(CraftServer.java:356)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at org.bukkit.craftbukkit.v1_8_R1.CraftServer.enablePlugins(CraftServer.java:316)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at net.minecraft.server.v1_8_R1.MinecraftServer.q(MinecraftServer.java:402)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at net.minecraft.server.v1_8_R1.MinecraftServer.k(MinecraftServer.java:370)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at net.minecraft.server.v1_8_R1.MinecraftServer.a(MinecraftServer.java:325)16.12 20:14:01 [Server] INFO [20:14:01 WARN]: at net.minecraft.server.v1_8_R1.DedicatedServer.init(DedicatedServer.java:211)
HELP!