Hi Mohoo, What you mean by initializing the database, i have created the database in my Postgres DB server as an empty one and once i deploy the xwiki.war into the Jboss server the database has been created and initialized Is that right, or i need to do something else? Regards, Adel Original Message processed by David InfoCenter Subject: Re: [xwiki-users] org.hibernate.ObjectNotFoundException (30-May-2007 4:11) From: Mohoo <mohoomail(a)gmail.com> To: xwiki-users(a)objectweb.org hi Adel, Have you initialize the database?