diff --git a/sources/configpages.cpp b/sources/configpages.cpp
index 2b8b194b4..3b1fc5607 100644
--- a/sources/configpages.cpp
+++ b/sources/configpages.cpp
@@ -114,6 +114,7 @@ void NewDiagramPage::applyConf() {
 		if (m_project -> defaultTitleBlockProperties() != new_tbt_prop) {
 			m_project -> setDefaultTitleBlockProperties(ipw -> properties());
 			modified_project = true;
+			emit (m_project->defaultTitleBlockPropertiesChanged());
 		}
 
 		ConductorProperties new_conductor_prop = cpw -> properties();
@@ -161,7 +162,7 @@ void NewDiagramPage::applyConf() {
 			xrp.toSettings(settings, str += key);
 		}
 	}
-	emit (m_project->defaultTitleBlockPropertiesChanged());
+
 }
 
 /**
diff --git a/sources/qetgraphicsitem/customelement.cpp b/sources/qetgraphicsitem/customelement.cpp
index e15a18eb1..b90f69bca 100644
--- a/sources/qetgraphicsitem/customelement.cpp
+++ b/sources/qetgraphicsitem/customelement.cpp
@@ -309,7 +309,7 @@ void CustomElement::parseLabels() {
 								prefix = rxml.readElementText();
 								DiagramContext &dc = this->rElementInformations();
 								//if there is a formula to assign, assign it
-								if (!location().project()->elementAutoNumFormula().isEmpty() && this->linkType()!=Element::Slave) {
+								if (!(location().project()->elementAutoNumFormula().isEmpty()) && (location().project()->elementAutoNumFormula() != "") && (this->linkType()!=Element::Slave)) {
 									QString formula = location().project()->elementAutoNumFormula();
 									this->setPrefix(prefix);
 									dc.addValue("label", formula);
diff --git a/sources/qetproject.cpp b/sources/qetproject.cpp
index aa837955a..418ef5461 100644
--- a/sources/qetproject.cpp
+++ b/sources/qetproject.cpp
@@ -1416,9 +1416,11 @@ void QETProject::writeDefaultPropertiesXml(QDomElement &xml_element) {
 	element_autonums.setAttribute("current_formula", m_current_element_formula);
 	foreach (QString key, elementAutoNum().keys()) {
 	QDomElement element_autonum = elementAutoNum(key).toXml(xml_document, "element_autonum");
-		element_autonum.setAttribute("title", key);
-		element_autonum.setAttribute("formula", elementAutoNumFormula(key));
-		element_autonums.appendChild(element_autonum);
+		if (key != "" && elementAutoNumFormula(key) != "") {
+			element_autonum.setAttribute("title", key);
+			element_autonum.setAttribute("formula", elementAutoNumFormula(key));
+			element_autonums.appendChild(element_autonum);
+		}
 	}
 	xml_element.appendChild(element_autonums);
 }
diff --git a/sources/ui/autonumberingdockwidget.cpp b/sources/ui/autonumberingdockwidget.cpp
index 3be2d286f..6096ef9ed 100644
--- a/sources/ui/autonumberingdockwidget.cpp
+++ b/sources/ui/autonumberingdockwidget.cpp
@@ -103,18 +103,21 @@ void AutoNumberingDockWidget::setContext() {
 	this->clear();
 
 	//Conductor Combobox
+	ui->m_conductor_cb->addItem("");
 	QList <QString> keys_conductor = project_->conductorAutoNum().keys();
 	if (!keys_conductor.isEmpty()) {
 		foreach (QString str, keys_conductor) { ui->m_conductor_cb-> addItem(str); }
 	}
 
 	//Element Combobox
+	ui->m_element_cb->addItem("");
 	QList <QString> keys_element = project_->elementAutoNum().keys();
 	if (!keys_element.isEmpty()) {
 		foreach (QString str, keys_element) {ui->m_element_cb -> addItem(str);}
 	}
 
 	//Folio Combobox
+	ui->m_folio_cb->addItem("");
 	QList <QString> keys_folio = project_->folioAutoNum().keys();
 	if (!keys_folio.isEmpty()) {
 		foreach (QString str, keys_folio) { ui->m_folio_cb -> addItem(str);}
@@ -142,22 +145,24 @@ void AutoNumberingDockWidget::setConductorActive(DiagramView* dv) {
 void AutoNumberingDockWidget::setActive() {
 
 	if (projectview_!=NULL) {
-	//Conductor
-	QString conductor_autonum = projectview_->currentDiagram()->diagram()->conductorsAutonumName();
-	int conductor_index = ui->m_conductor_cb->findText(conductor_autonum);
-	ui->m_conductor_cb->setCurrentIndex(conductor_index);
+		//Conductor
+		QString conductor_autonum = projectview_->currentDiagram()->diagram()->conductorsAutonumName();
+		int conductor_index = ui->m_conductor_cb->findText(conductor_autonum);
+		ui->m_conductor_cb->setCurrentIndex(conductor_index);
 
-	//Element
-	QString current_element_autonum = project_->elementCurrentAutoNum();
-	QString element_formula = project_->elementAutoNumFormula();
-	QString active_element_autonum = project_->elementAutoNum_2().key(element_formula);
-	int el_index = ui->m_element_cb->findText(active_element_autonum);
-	ui->m_element_cb->setCurrentIndex(el_index);
+		//Element
+		QString current_element_autonum = project_->elementCurrentAutoNum();
+		QString element_formula = project_->elementAutoNumFormula();
+		QString active_element_autonum = project_->elementAutoNum_2().key(element_formula);
+		int el_index = ui->m_element_cb->findText(active_element_autonum);
+		ui->m_element_cb->setCurrentIndex(el_index);
 
-	//Folio
-	QString page_autonum = project_->defaultTitleBlockProperties().auto_page_num;
-	int folio_index = ui->m_folio_cb->findText(page_autonum);
-	ui->m_folio_cb->setCurrentIndex(folio_index);
+		//Folio
+		if (project_->defaultTitleBlockProperties().folio == "%autonum") {
+			QString page_autonum = project_->defaultTitleBlockProperties().auto_page_num;
+			int folio_index = ui->m_folio_cb->findText(page_autonum);
+			ui->m_folio_cb->setCurrentIndex(folio_index);
+		}
 	}
 }
 
@@ -170,6 +175,7 @@ void AutoNumberingDockWidget::conductorAutoNumChanged() {
 	ui->m_conductor_cb->clear();
 
 	//Conductor Combobox
+	ui->m_conductor_cb->addItem("");
 	QList <QString> keys_conductor = project_->conductorAutoNum().keys();
 	if (!keys_conductor.isEmpty()) {
 		foreach (QString str, keys_conductor) { ui->m_conductor_cb-> addItem(str); }
@@ -196,6 +202,7 @@ void AutoNumberingDockWidget::elementAutoNumChanged() {
 	ui->m_element_cb->clear();
 
 	//Element Combobox
+	ui->m_element_cb->addItem("");
 	QList <QString> keys_element = project_->elementAutoNum().keys();
 	if (!keys_element.isEmpty()) {
 		foreach (QString str, keys_element) {ui->m_element_cb -> addItem(str);}
@@ -210,10 +217,12 @@ void AutoNumberingDockWidget::elementAutoNumChanged() {
  */
 void AutoNumberingDockWidget::on_m_element_cb_activated(int) {
 	QString current_autonum = ui->m_element_cb->currentText();
-	QString current_formula = project_->elementAutoNumFormula();
-	if (current_formula!=NULL) {
+	QString current_formula = project_->elementAutoNumFormula(current_autonum);
+	if (current_autonum != "") {
 		project_->setElementAutoNumCurrentFormula(current_formula, current_autonum);
 	}
+	else
+		project_->setElementAutoNumCurrentFormula("","");
 }
 
 /**
@@ -225,6 +234,7 @@ void AutoNumberingDockWidget::folioAutoNumChanged() {
 	ui->m_folio_cb->clear();
 
 	//Folio Combobox
+	ui->m_folio_cb->addItem("");
 	QList <QString> keys_folio = project_->folioAutoNum().keys();
 	if (!keys_folio.isEmpty()) {
 		foreach (QString str, keys_folio) { ui->m_folio_cb -> addItem(str);}
@@ -239,8 +249,15 @@ void AutoNumberingDockWidget::folioAutoNumChanged() {
  */
 void AutoNumberingDockWidget::on_m_folio_cb_activated(int) {
 	QString current_autonum = ui->m_folio_cb->currentText();
-	TitleBlockProperties ip = project_->defaultTitleBlockProperties();
-	ip.setAutoPageNum(current_autonum);
-	project_->setDefaultTitleBlockProperties(ip);
-	emit(folioAutoNumChanged(current_autonum));
+	TitleBlockProperties ip = project_ -> defaultTitleBlockProperties();
+	if (current_autonum != "") {
+		ip.setAutoPageNum(current_autonum);
+		ip.folio = "%autonum";
+		project_->setDefaultTitleBlockProperties(ip);
+	}
+	else {
+		ip.folio = "%id/%total";
+		project_->setDefaultTitleBlockProperties(ip);
+	}
+		emit(folioAutoNumChanged(current_autonum));
 }