Il 13/09/2015 10:31, Paolo Cavallini ha scritto: > Yes, I imagined it, I reinstalled, still the same error. > Thanks. OK, finally aptitude reinstall libstdc++6 postgis postgresql-9.4-postgis-2.1 postgresql-9.4-postgis-scripts libgeos-3.5.0 libgeos-c1v5 libgeos-dev in one shot fixed it. Thanks a lot. -- Paolo Cavallini - www.faunalia.eu QGIS & PostGIS courses: http://www.faunalia.eu/training.html