FIX: fix a crash issue when setting spiral mode while wipe_tower disa…

…bled

wrong type used by boost::any_cast

Change-Id: Ic902c5775bc3cf1f22cb934c53b3ff4afa190e9f

src/slic3r/GUI/Tab.cpp

@@ -1402,7 +1402,7 @@ void Tab::on_value_change(const std::string& opt_key, const boost::any& value)
     // reload scene to update timelapse wipe tower
     if (opt_key == "timelapse_type") {
         bool wipe_tower_enabled = m_config->option<ConfigOptionBool>("enable_prime_tower")->value;
-        if (!wipe_tower_enabled && boost::any_cast<int>(value) == int(TimelapseType::tlSmooth)) {
+        if (!wipe_tower_enabled && boost::any_cast<TimelapseType>(value) == TimelapseType::tlSmooth) {
             MessageDialog dlg(wxGetApp().plater(), _L("Prime tower is required for smooth timelapse. There may be flaws on the model without prime tower. Do you want to enable prime tower?"),
                               _L("Warning"), wxICON_WARNING | wxYES | wxNO);
             if (dlg.ShowModal() == wxID_YES) {