From other bug reports (e.g. bug #1422479), this is an issue with qtcurve which has now released a fix with qtcurve 1.9.0. As this is not an Inkscape bug, closing as invalid.
From other bug reports (e.g. bug #1422479), this is an issue with qtcurve which has now released a fix with qtcurve 1.9.0. As this is not an Inkscape bug, closing as invalid.