Update to play 2.0.2 - Address already in used with akka remote actor

I'm updating my application to play-2.0.2.

I have a problem when deploying an Akka remote actor :

[error] p.c.ActionInvoker - Failed to bind to: /127.0.0.1:2552
org.jboss.netty.channel.ChannelException: Failed to bind to: /127.0.0.1:2552
    at org.jboss.netty.bootstrap.ServerBootstrap.bind(ServerBootstrap.java:298) ~[netty.jar:na]
    at akka.remote.netty.NettyRemoteServer.start(Server.scala:53) ~[akka-remote-2.0.2.jar:2.0.2]
    at akka.remote.netty.NettyRemoteTransport.start(NettyRemoteSupport.scala:73) ~[akka-remote-2.0.2.jar:2.0.2]
    at akka.remote.RemoteActorRefProvider.init(RemoteActorRefProvider.scala:95) ~[akka-remote-2.0.2.jar:2.0.2]
    at akka.actor.ActorSystemImpl._start(ActorSystem.scala:568) ~[akka-actor.jar:2.0.2]
    at akka.actor.ActorSystemImpl.start(ActorSystem.scala:575) ~[akka-actor.jar:2.0.2]
Caused by: java.net.BindException: Address already in use
    at sun.nio.ch.Net.bind(Native Method) ~[na:1.6.0_33]
    at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:126) ~[na:1.6.0_33]
    at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:59) ~[na:1.6.0_33]
    at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.bind(NioServerSocketPipelineSink.java:140) ~[netty.jar:na]
    at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.handleServerSocket(NioServerSocketPipelineSink.java:92) ~[netty.jar:na]
    at org.jboss.netty.channel.socket.nio.NioServerSocketPipelineSink.eventSunk(NioServerSocketPipelineSink.java:66) ~[netty.jar:na]
[error] a.r.RouterConfig$$anon$1 - Failed to bind to: /127.0.0.1:2552
org.jboss.netty.channel.ChannelException: Failed to bind to: /127.0.0.1:2552
    at org.jboss.netty.bootstrap.ServerBootstrap.bind(ServerBootstrap.java:298) ~[netty.jar:na]
    at akka.remote.netty.NettyRemoteServer.start(Server.scala:53) ~[akka-remote-2.0.2.jar:2.0.2]
    at akka.remote.netty.NettyRemoteTransport.start(NettyRemoteSupport.scala:73) ~[akka-remote-2.0.2.