Hi, after upgrading to PyQt4 4.6.2 (from 4.6.1) I get error messages like QVariant::save: unable to save type 256. QVariant::load: unable to load type 256. What does this mean? With 4.6.1 everything was ok. Regards Detlev -- Detlev Offenbach detlev at die-offenbachs.de