"This place is just a shed not the actual 418 route des Nants (and not route des Praz)"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2026-02-16T20:35:12Z
POI has no name
POI types: building
 #organicmaps ios 2026.02.18-4-ios