Add the @Lob annotation | @Basic(fetch=FetchType.LAZY) | @Column(updatable=false) | @Lob | private byte[] content; | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4085687#4085687 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4085687