add a check for empty values
add a check for empty values

nantunes/bolt,lenvanessen/bolt,romulo1984/bolt,HonzaMikula/masivnipostele,nantunes/bolt,electrolinux/bolt,HonzaMikula/masivnipostele,romulo1984/bolt,joshuan/bolt,rossriley/bolt,rarila/bolt,rossriley/bolt,rarila/bolt,bolt/bolt,Raistlfiren/bolt,Raistlfiren/bolt,electrolinux/bolt,nikgo/bolt,Raistlfiren/bolt,GawainLynch/bolt,nantunes/bolt,cdowdy/bolt,cdowdy/bolt,GawainLynch/bolt,rossriley/bolt,nikgo/bolt,cdowdy/bolt,Raistlfiren/bolt,CarsonF/bolt,romulo1984/bolt,bolt/bolt,rarila/bolt,GawainLynch/bolt,CarsonF/bolt,bolt/bolt,lenvanessen/bolt,Intendit/bolt,CarsonF/bolt,one988/cm,nantunes/bolt,CarsonF/bolt,Intendit/bolt,GawainLynch/bolt,joshuan/bolt,one988/cm,nikgo/bolt,joshuan/bolt,lenvanessen/bolt,cdowdy/bolt,joshuan/bolt,rossriley/bolt,electrolinux/bolt,Intendit/bolt,rarila/bolt,romulo1984/bolt,lenvanessen/bolt,HonzaMikula/masivnipostele,electrolinux/bolt,HonzaMikula/masivnipostele,bolt/bolt,one988/cm,nikgo/bolt,one988/cm,Intendit/bolt