Segmentation fault, Gtk-CRITICAL about candevstudio HOT 2 OPEN

    ComponentInterface::ComponentProperties _supportedProps = {
            std::make_tuple(_nameProperty,  QVariant::String, true, cf(nullptr)),
            std::make_tuple(_fileProperty, QVariant::String, true, cf([] { return new PropertyFieldPath; } )),
            // std::make_tuple(_colorProperty, QVariant::String, true, cf([] { return new PropertyFieldColor; } ))
    };

struct PropertyFieldColor : public PropertyFieldText {
    PropertyFieldColor()
    {
        _pb = new QPushButton(this);
        _pb->setText("...");
        _pb->setFixedSize(24, 24);
        _pb->setFlat(true);
        _pb->setProperty("type", "PropertyFieldPath");
        layout()->addWidget(_pb);

        _cd = new QColorDialog(this); // THIS LINE !!! SEGFAULTS

        connect(_pb, &QPushButton::pressed, [&] {
            _cd->setCurrentColor(QColor(_le->text()));
            if (_cd->exec() == QDialog::Accepted) {
                _le->setText(_cd->selectedColor().name(QColor::HexRgb).toUpper());
            }
        });
    }

private:
    QPushButton* _pb;
    QColorDialog* _cd;
};