diff --git a/demos/qmlcustommodel/qml/qmlcustommodel/main.qml b/demos/qmlcustommodel/qml/qmlcustommodel/main.qml
index 912f38a..8e278c4 100644
--- a/demos/qmlcustommodel/qml/qmlcustommodel/main.qml
+++ b/demos/qmlcustommodel/qml/qmlcustommodel/main.qml
@@ -55,9 +55,10 @@ Rectangle {
 
         //![5]
         BarSeries {
+            id: myBarSeries
             name: "Others"
             barWidth: 0.9
-            visible: false
+           // visible: false
             HBarModelMapper {
                 model: customModel
                 firstBarSetRow: 6
@@ -70,7 +71,7 @@ Rectangle {
         //![4]
         LineSeries {
             name: "Volkswagen"
-            visible: false
+            //visible: false
             HXYModelMapper {
                 model: customModel
                 xRow: 0
@@ -147,9 +148,14 @@ Rectangle {
         VPieModelMapper {
             series: pieSeries
             model: customModel
-            labelsColumn: 1
+          labelsColumn: 1
             valuesColumn: 2
             firstRow: 1
         }
+       
+        Component.onCompleted: {
+            createDefaultAxes();
+            setAxisX(categoryAxis,myBarSeries)
+        }  
     }
 }
diff --git a/src/chartdataset.cpp b/src/chartdataset.cpp
index 88c31c8..a12a649 100644
--- a/src/chartdataset.cpp
+++ b/src/chartdataset.cpp
@@ -112,6 +112,7 @@ void ChartDataSet::createDefaultAxes()
         while (i.hasNext()) {
                i.next();
                QAbstractAxis* axis = createAxis(i.key()->d_ptr->defaultAxisXType());
+               if(!axis) continue;
                i.key()->d_ptr->initializeAxisX(axis);
                addAxisX(axis,i.key());
                emit axisAdded(axis,i.value());