Fix posters printing bug
Fix posters printing bug

closes #3038

indico/indico,mvidalgarcia/indico,indico/indico,OmeGak/indico,ThiefMaster/indico,DirkHoffmann/indico,OmeGak/indico,mvidalgarcia/indico,mic4ael/indico,DirkHoffmann/indico,OmeGak/indico,DirkHoffmann/indico,mic4ael/indico,pferreir/indico,pferreir/indico,mic4ael/indico,indico/indico,indico/indico,pferreir/indico,mvidalgarcia/indico,mic4ael/indico,pferreir/indico,OmeGak/indico,DirkHoffmann/indico,mvidalgarcia/indico,ThiefMaster/indico,ThiefMaster/indico,ThiefMaster/indico