2013-03-22 01:59:44 [SEVERE] org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: net/minecraft/server/v1_5_R1/Packet
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:184)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:305)
2013-03-22 01:59:44 [SEVERE] 	at net.skycraftmc.PluginManager.PluginControl.loadPlugin(PluginControl.java:72)
2013-03-22 01:59:44 [SEVERE] 	at net.skycraftmc.PluginManager.PluginManagerPlugin.onCommand(PluginManagerPlugin.java:206)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:187)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.craftbukkit.v1_5_R2.CraftServer.dispatchCommand(CraftServer.java:523)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.PlayerConnection.handleCommand(PlayerConnection.java:967)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.PlayerConnection.chat(PlayerConnection.java:885)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.PlayerConnection.a(PlayerConnection.java:840)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.Packet3Chat.handle(Packet3Chat.java:44)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.NetworkManager.b(NetworkManager.java:292)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.PlayerConnection.d(PlayerConnection.java:113)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.ServerConnection.b(SourceFile:35)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.DedicatedServerConnection.b(SourceFile:30)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.MinecraftServer.r(MinecraftServer.java:580)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.DedicatedServer.r(DedicatedServer.java:225)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.MinecraftServer.q(MinecraftServer.java:476)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.MinecraftServer.run(MinecraftServer.java:409)
2013-03-22 01:59:44 [SEVERE] 	at net.minecraft.server.v1_5_R2.ThreadServerApplication.run(SourceFile:573)
2013-03-22 01:59:44 [SEVERE] Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_5_R1/Packet
2013-03-22 01:59:44 [SEVERE] 	at java.lang.Class.forName0(Native Method)
2013-03-22 01:59:44 [SEVERE] 	at java.lang.Class.forName(Class.java:264)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:173)
2013-03-22 01:59:44 [SEVERE] 	... 19 more
2013-03-22 01:59:44 [SEVERE] Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_5_R1.Packet
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader.java:70)
2013-03-22 01:59:44 [SEVERE] 	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:53)
2013-03-22 01:59:44 [SEVERE] 	at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
2013-03-22 01:59:44 [SEVERE] 	at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
2013-03-22 01:59:44 [SEVERE] 	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:334)
2013-03-22 01:59:44 [SEVERE] 	... 22 more