Hi Jrachi,
this changeset has created overlapping ways:

https://tools.geofabrik.de/osmi/?view=routing&lon=7.61449&lat=45.27918&zoom=15&baselayer=Geofabrik%20Standard&opacity=0.60&overlays=duplicated_edges%2Cunconnected_open_ends_1

https://overpass-api.de/achavi/?changeset=145835804

Can you please fix this?
Kind regards
Guido