Code:
[Launcher] Loading Pernix-scape, please wait...
Loaded 2 dungeoneering bosses.
[Launcher] Initiating CPanel.
[Launcher] Server is now online. Took 1211 seconds to load.
[Feb 22 @ 17:32:14] System Memory: 3814MB/16324MB (Server is using 67MB)
ERROR! THREAD NAME: New I/O  worker #2
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException
: com.rs.content.gambling.Gambling
        at java.io.ObjectInputStream.readObject0(Unknown Source)
        at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
        at java.io.ObjectInputStream.readSerialData(Unknown Source)
        at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
        at java.io.ObjectInputStream.readObject0(Unknown Source)
        at java.io.ObjectInputStream.readObject(Unknown Source)
        at com.rs.utils.SerializableFilesManager.loadSerializedFile(Serializable
FilesManager.java:67)
        at com.rs.utils.SerializableFilesManager.loadPlayer(SerializableFilesMan
ager.java:25)
        at com.rs.net.decoders.LoginPacketsDecoder.decodeWorldLogin(LoginPackets
Decoder.java:172)
        at com.rs.net.decoders.LoginPacketsDecoder.decode(LoginPacketsDecoder.ja
va:42)
        at com.rs.net.ServerChannelHandler.messageReceived(ServerChannelHandler.
java:98)
        at org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleCha
nnelHandler.java:95)
        at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultCh
annelPipeline.java:563)
        at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultCh
annelPipeline.java:558)
        at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:26
8)
        at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:25
5)
        at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:91)
        at org.jboss.netty.channel.socket.nio.AbstractNioWorker.processSelectedK
eys(AbstractNioWorker.java:373)
        at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioW
orker.java:247)
        at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:35)
        at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnabl
e.java:102)
        at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProof
Worker.java:42)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.io.NotSerializableException: com.rs.content.gambling.Gambling
        at java.io.ObjectOutputStream.writeObject0(Unknown Source)
        at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source)
        at java.io.ObjectOutputStream.writeSerialData(Unknown Source)
        at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)
        at java.io.ObjectOutputStream.writeObject0(Unknown Source)
        at java.io.ObjectOutputStream.writeObject(Unknown Source)
        at com.rs.utils.SerializableFilesManager.storeSerializableClass(Serializ
ableFilesManager.java:76)
        at com.rs.utils.SerializableFilesManager.savePlayer(SerializableFilesMan
ager.java:53)
        at com.rs.Launcher.saveFiles(Launcher.java:105)
        at com.rs.Launcher$2.run(Launcher.java:92)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)

        at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
access$301(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
run(Unknown Source)
        ... 3 more
[SerializableFilesManager] Recovering account: willi
ERROR! THREAD NAME: New I/O  worker #2
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException
: com.rs.content.gambling.Gambling
        at java.io.ObjectInputStream.readObject0(Unknown Source)
        at java.io.ObjectInputStream.defaultReadFields(Unknown Source)
        at java.io.ObjectInputStream.readSerialData(Unknown Source)
        at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
        at java.io.ObjectInputStream.readObject0(Unknown Source)
        at java.io.ObjectInputStream.readObject(Unknown Source)
        at com.rs.utils.SerializableFilesManager.loadSerializedFile(Serializable
FilesManager.java:67)
        at com.rs.utils.SerializableFilesManager.loadPlayer(SerializableFilesMan
ager.java:32)
        at com.rs.net.decoders.LoginPacketsDecoder.decodeWorldLogin(LoginPackets
Decoder.java:172)
        at com.rs.net.decoders.LoginPacketsDecoder.decode(LoginPacketsDecoder.ja
va:42)
        at com.rs.net.ServerChannelHandler.messageReceived(ServerChannelHandler.
java:98)
        at org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleCha
nnelHandler.java:95)
        at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultCh
annelPipeline.java:563)
        at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultCh
annelPipeline.java:558)
        at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:26
8)
        at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:25
5)
        at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:91)
        at org.jboss.netty.channel.socket.nio.AbstractNioWorker.processSelectedK
eys(AbstractNioWorker.java:373)
        at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioW
orker.java:247)
        at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:35)
        at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnabl
e.java:102)
        at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProof
Worker.java:42)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.io.NotSerializableException: com.rs.content.gambling.Gambling
        at java.io.ObjectOutputStream.writeObject0(Unknown Source)
        at java.io.ObjectOutputStream.defaultWriteFields(Unknown Source)
        at java.io.ObjectOutputStream.writeSerialData(Unknown Source)
        at java.io.ObjectOutputStream.writeOrdinaryObject(Unknown Source)
        at java.io.ObjectOutputStream.writeObject0(Unknown Source)
        at java.io.ObjectOutputStream.writeObject(Unknown Source)
        at com.rs.utils.SerializableFilesManager.storeSerializableClass(Serializ
ableFilesManager.java:76)
        at com.rs.utils.SerializableFilesManager.savePlayer(SerializableFilesMan
ager.java:53)
        at com.rs.Launcher.saveFiles(Launcher.java:105)
        at com.rs.Launcher$2.run(Launcher.java:92)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)

        at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
access$301(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
run(Unknown Source)
        ... 3 more