Avoid exception on missing ability, refs #7641
Avoid exception on missing ability, refs #7641

artefactual/atom,kyfr59/atom-cg35,CENDARI/atom,Surfrdan/atom,CENDARI/atom,kyfr59/atom-cg35,CENDARI/atom,kyfr59/atom-cg35,artefactual/atom,artefactual/atom,Surfrdan/atom,Surfrdan/atom