Stop crash when auto is used as file extension
Stop crash when auto is used as file extension

mhartzel/sox_personal_fork,cbagwell/sox,cbagwell/sox,Distrotech/sox,uklauer/sox,Motiejus/sox,MageSlayer/sox,CaptainHayashi/sox,jacksonh/sox,jacksonh/sox,cbagwell/sox,davel/sox,Motiejus/sox,mhartzel/sox_personal_fork,MageSlayer/sox,pcqpcq/sox,davel/sox,jacksonh/sox,CaptainHayashi/sox,CaptainHayashi/sox,mhartzel/sox_personal_fork,jacksonh/sox,uklauer/sox,Distrotech/sox,davel/sox,Motiejus/sox,MageSlayer/sox,uklauer/sox,MageSlayer/sox,MageSlayer/sox,mhartzel/sox_personal_fork,Distrotech/sox,Distrotech/sox,uklauer/sox,davel/sox,cbagwell/sox,pcqpcq/sox,CaptainHayashi/sox,pcqpcq/sox,Motiejus/sox,pcqpcq/sox