Il 21/05/2016 08:30, roy roy ha scritto: > *just in case* have you tried to move close to another vertex (?) yes, sure > since you have only snap to vertex, my install is working (OSGeo4W64) thanks for checking all the best -- Paolo Cavallini - www.faunalia.eu QGIS & PostGIS courses: http://www.faunalia.eu/training.html