prophunt signs error

2013-10-04 15:45:02 [SEVERE] java.io.EOFException
2013-10-04 15:45:02 [SEVERE] 	at java.io.DataInputStream.readUnsignedShort(Unknown Source)
2013-10-04 15:45:02 [SEVERE] 	at java.io.DataInputStream.readUTF(Unknown Source)
2013-10-04 15:45:02 [SEVERE] 	at java.io.DataInputStream.readUTF(Unknown Source)
2013-10-04 15:45:02 [SEVERE] 	at me.tomski.bungee.BungeePinger.onPluginMessageReceived(BungeePinger.java:75)
2013-10-04 15:45:02 [SEVERE] 	at org.bukkit.plugin.messaging.StandardMessenger.dispatchIncomingMessage(StandardMessenger.java:424)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.PlayerConnection.a(PlayerConnection.java:1827)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.Packet250CustomPayload.handle(SourceFile:61)
2013-10-04 15:45:02 [SEVERE] 	at org.spigotmc.netty.NettyNetworkManager.b(NettyNetworkManager.java:230)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.PlayerConnection.e(PlayerConnection.java:116)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.ServerConnection.b(SourceFile:37)
2013-10-04 15:45:02 [SEVERE] 	at org.spigotmc.netty.NettyServerConnection.b(NettyServerConnection.java:132)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:592)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
2013-10-04 15:45:02 [SEVERE] 	at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)