login bug

[tacoriffic926]

2013-07-22 17:26:41 [iNFO] [sTDERR] java.net.SocketException: Connection reset

2013-07-22 17:26:41 [iNFO] [sTDERR]    at java.net.SocketInputStream.read(SocketInputStream.java:189)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at java.net.SocketInputStream.read(SocketInputStream.java:121)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at java.io.FilterInputStream.read(FilterInputStream.java:133)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at org.bouncycastle.crypto.io.CipherInputStream.nextChunk(Unknown Source)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at org.bouncycastle.crypto.io.CipherInputStream.read(Unknown Source)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at java.io.DataInputStream.readInt(DataInputStream.java:388)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at net.minecraft.network.packet.Packet56MapChunks.func_73267_a(Packet56MapChunks.java:135)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at net.minecraft.network.packet.Packet.func_73272_a(Packet.java:170)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at net.minecraft.network.TcpConnection.func_74447_i(TcpConnection.java:327)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at net.minecraft.network.TcpConnection.func_74450_c(TcpConnection.java:547)

2013-07-22 17:26:41 [iNFO] [sTDERR]    at net.minecraft.network.TcpReaderThread.run(SourceFile:94)

2013-07-22 17:26:42 [iNFO] [sTDERR] java.lang.NullPointerException

2013-07-22 17:26:42 [iNFO] [sTDERR]    at net.minecraft.client.gui.RunnableTitleScreen.run(RunnableTitleScreen.java:33)

2013-07-22 17:26:42 [iNFO] [sTDERR]    at java.lang.Thread.run(Thread.java:724)

I keep getting this when ever I try to join my server the modpack is http://www.technicpack.net/modpack/details/nationsmc.6114 and the server console only says

17:26:49 [iNFO] Connection reset

17:26:49 [iNFO] tacoriffic926 lost connection: disconnect.genericReason

17:26:49 [iNFO] Unloading Player: tacoriffic926

[tacoriffic926]

fixed removed bukkit.yml