Fix of the change of the perimeters count in a vase-mode (part fix of #1649)

src/slic3r/GUI/Field.hpp

@@ -325,6 +325,7 @@ public:
 	void			set_value(const boost::any& value, bool change_event = false) {
 		m_disable_change_event = !change_event;
 		tmp_value = boost::any_cast<int>(value);
+        m_value = value;
 		dynamic_cast<wxSpinCtrl*>(window)->SetValue(tmp_value);
 		m_disable_change_event = false;
 	}