Loading single extrusion machine from file no longer gives exception
Loading single extrusion machine from file no longer gives exception

CURA-1263

hmflash/Cura,Curahelper/Cura,fieldOfView/Cura,ynotstartups/Wanhao,ynotstartups/Wanhao,Curahelper/Cura,hmflash/Cura,fieldOfView/Cura