Fixed missing printable icon for 1st instance in objects list when opening a project containing objects with multiple instances
Fixed missing printable icon for 1st instance in objects list when opening a project containing objects with multiple instances

prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r,prusa3d/Slic3r