Return null if object not ArrayConvertible
Return null if object not ArrayConvertible

cargomedia/CM,fauvel/CM,alexispeter/CM,vogdb/cm,fvovan/CM,alexispeter/CM,fvovan/CM,njam/CM,njam/CM,fauvel/CM,njam/CM,alexispeter/CM,zazabe/cm,tomaszdurka/CM,tomaszdurka/CM,tomaszdurka/CM,vogdb/cm,fauvel/CM,vogdb/cm,cargomedia/CM,zazabe/cm,njam/CM,fauvel/CM,cargomedia/CM,mariansollmann/CM,cargomedia/CM,fauvel/CM,tomaszdurka/CM,zazabe/cm,mariansollmann/CM,tomaszdurka/CM,njam/CM,vogdb/cm,zazabe/cm,alexispeter/CM,mariansollmann/CM,mariansollmann/CM,fvovan/CM,fvovan/CM,vogdb/cm