3 files changed, 10 insertions, 7 deletions
diff --git a/chart2/source/controller/dialogs/DialogModel.cxx b/chart2/source/controller/dialogs/DialogModel.cxx
index 13c7571b4b17..cef69be4ecc3 100644
--- a/chart2/source/controller/dialogs/DialogModel.cxx
+++ b/chart2/source/controller/dialogs/DialogModel.cxx
@@ -34,6 +34,7 @@
 #include <ThreeDHelper.hxx>
 #include <ChartModel.hxx>
 #include <BaseCoordinateSystem.hxx>
+#include <LabeledDataSequence.hxx>
 
 #include <com/sun/star/uno/XComponentContext.hpp>
 #include <com/sun/star/chart2/AxisType.hpp>
@@ -595,15 +596,15 @@ void DialogModel::deleteSeries(
     DataSeriesHelper::deleteSeries( xSeries, xChartType );
 }
 
-Reference< data::XLabeledDataSequence > DialogModel::getCategories() const
+rtl::Reference< LabeledDataSequence > DialogModel::getCategories() const
 {
-    Reference< data::XLabeledDataSequence > xResult;
+    rtl::Reference< LabeledDataSequence > xResult;
     try
     {
         if( m_xChartDocument.is())
         {
             rtl::Reference< Diagram > xDiagram( m_xChartDocument->getFirstChartDiagram());
-            xResult.set( DiagramHelper::getCategoriesFromDiagram( xDiagram ));
+            xResult = DiagramHelper::getCategoriesFromDiagram( xDiagram );
         }
     }
     catch( const uno::Exception & )
@@ -636,7 +637,7 @@ void DialogModel::setCategories( const Reference< chart2::data::XLabeledDataSequ
 
 OUString DialogModel::getCategoriesRange() const
 {
-    Reference< data::XLabeledDataSequence > xLSeq( getCategories());
+    rtl::Reference< LabeledDataSequence > xLSeq( getCategories());
     OUString aRange;
     if( xLSeq.is())
     {
diff --git a/chart2/source/controller/dialogs/DialogModel.hxx b/chart2/source/controller/dialogs/DialogModel.hxx
index fd3ef59b1fd5..edc87d2e9356 100644
--- a/chart2/source/controller/dialogs/DialogModel.hxx
+++ b/chart2/source/controller/dialogs/DialogModel.hxx
@@ -49,6 +49,7 @@ class ChartType;
 class ChartTypeTemplate;
 class DataSeries;
 struct InterpretedData;
+class LabeledDataSequence;
 class RangeSelectionHelper;
 
 struct DialogModelTimeBasedInfo
@@ -119,7 +120,7 @@ public:
         const css::uno::Reference< css::chart2::XDataSeries > & xSeries,
         const rtl::Reference< ::chart::ChartType > & xChartType );
 
-    css::uno::Reference< css::chart2::data::XLabeledDataSequence >
+    rtl::Reference< ::chart::LabeledDataSequence >
         getCategories() const;
 
     void setCategories( const css::uno::Reference< css::chart2::data::XLabeledDataSequence > & xCategories );
diff --git a/chart2/source/controller/dialogs/tp_DataSource.cxx b/chart2/source/controller/dialogs/tp_DataSource.cxx
index d9e19e8c5da4..e208db89a6ff 100644
--- a/chart2/source/controller/dialogs/tp_DataSource.cxx
+++ b/chart2/source/controller/dialogs/tp_DataSource.cxx
@@ -29,6 +29,7 @@
 #include <DataSeriesHelper.hxx>
 #include <ControllerLockGuard.hxx>
 #include <DataSourceHelper.hxx>
+#include <LabeledDataSequence.hxx>
 #include "DialogModel.hxx"
 #include <o3tl/safeint.hxx>
 #include <TabPageNotifiable.hxx>
@@ -752,7 +753,7 @@ bool DataSourceTabPage::updateModelFromControl(const weld::Entry* pField)
 
     if (bAll || (pField == m_xEDT_CATEGORIES.get()))
     {
-        Reference< data::XLabeledDataSequence > xLabeledSeq( m_rDialogModel.getCategories() );
+        rtl::Reference< LabeledDataSequence > xLabeledSeq( m_rDialogModel.getCategories() );
         if( xDataProvider.is())
         {
             OUString aRange(m_xEDT_CATEGORIES->get_text());
@@ -761,7 +762,7 @@ bool DataSourceTabPage::updateModelFromControl(const weld::Entry* pField)
                 // create or change categories
                 if( !xLabeledSeq.is())
                 {
-                    xLabeledSeq.set( DataSourceHelper::createLabeledDataSequence() );
+                    xLabeledSeq = DataSourceHelper::createLabeledDataSequence();
                     m_rDialogModel.setCategories( xLabeledSeq );
                 }
                 try