get_object_by_name() returning a not found error

m_scenes.hide_object(m_scenes.get_object_by_name("selectedPlane"));

m_scenes.get_object_by_name("spawner");

var obname = "ItaliaMateArmchairMain";
    var _objs = [];
    _objs = m_scenes.get_all_objects("MESH");


    for(var i = 0 ; i < _objs.length; ++i)
    {
        if(_objs[i].name == obname) {
            console.log(_objs[i].name);
            var materials = m_mat.get_materials_names(m_scenes.get_object_by_name(_objs[i].name));
            console.log(materials);
        }
    }