org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: net/minecraft/server/v1_8_R2/Packet
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:135) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:329) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:251) [spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugins(CraftServer.java:292) [spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:198) [spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:525) [spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at java.lang.Thread.run(Thread.java:745) [?:1.7.0_95]
Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_8_R2/Packet
	at java.lang.Class.forName0(Native Method) ~[?:1.7.0_95]
	at java.lang.Class.forName(Class.java:278) ~[?:1.7.0_95]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:131) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	... 6 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_8_R2.Packet
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:91) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:425) ~[?:1.7.0_95]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ~[?:1.7.0_95]
	at java.lang.Class.forName0(Native Method) ~[?:1.7.0_95]
	at java.lang.Class.forName(Class.java:278) ~[?:1.7.0_95]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:131) ~[spigot_server.jar:git-Spigot-e4d4710-e1ebe52]
	... 6 more