Hi I use h:selectManyCheckbox and it works the form is shown with the desired attributes. But when I choose to select a transition, I get the follwoing error. | INFO: WARNING: FacesMessage(s) have been enqueued, but may not have been displayed. | sourceId=j_id76:j_id85[severity=(ERROR 2), summary=(Convert-Error: Value '' for Model '#{var['chosenones']}'.), detail=(Convert-Error: Value '' for modell '#{var['chosenones']}' : Exception: {2}.)] View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4004279#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...