Asp.Net Entity Data Model

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ASP.NET

hi,in my project i am using entity frame work.i am assign some data to table(adit)using object (objadit). now i am sending this one to another method by using parameter,now i am not able to use that data.
so please help me

{
                     audit objAudit = new audit();

                        objAudit.ActionPerformed = (long)enumAuditAction.Edit;
                        objAudit.ActionBy = (Session["LoginUser"] as user).id;
                        objAudit.ActionDate = DateTime.Now;
                        objAudit.ActionDescription =  "Role Updated";
                        objAudit.PageTitle = "CreateRole.aspx";
                        AuditManager.InsertAudit(objAudit);
}
///
   public static void  InsertAudit(objAudit aud)
{
{
             ObjectContext Obj = new ObjectContext();
            try
            {
                Obj.audits.AddObject(aud);
                Obj.SaveChanges();
            }
            catch (Exception ex)
            {
                throw ex;
            }

        }

}