how i do this ?

I'm using : javax.servlet.http.HttpSession;

session.setAttribute("parametros", vPar);
  ----- Original Message -----
  From: Shapira, Yoav
  To: Tomcat Users List
  Sent: Tuesday, December 16, 2003 2:25 PM
  Subject: RE: Exception loading sessions from persistent storage



  Howdy,
  Don't use non-Serializable session attributes.

  Yoav Shapira
  Millennium ChemInformatics


  >-----Original Message-----
  >From: L.Karam [mailto:leandro@(protected)]
  >Sent: Wednesday, December 17, 2003 11:19 AM
  >To: Tomcat Users List
  >Subject: Exception loading sessions from persistent storage
  >
  >Can anyone tell me what this error means, and what I need to fix. ????
  >(Tomcat 4.1.24)
  >
  >
  >Exception loading sessions from persistent storage
  >java.io.WriteAbortedException: writing aborted;
  >java.io.NotSerializableException: servlet.beanParametro
  >
  >
  >Thanks!
  >
  >Leandro Karam Quintas
  >Desenvolvedor WEB
  >EBS Sistemas
  >www.ebs.com.br
  >
  >
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