[FIX] Error when there are not categories
[FIX] Error when there are not categories

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