Il 13/09/2015 10:28, Sebastiaan Couwenberg ha scritto: > libstdc++6 at least, the missing symbols are reported in that library. Yes, I imagined it, I reinstalled, still the same error. Thanks. -- Paolo Cavallini - www.faunalia.eu QGIS & PostGIS courses: http://www.faunalia.eu/training.html