diff --git a/numass-main/src/main/java/hep/dataforge/plotfit/PlotFitResultAction.java b/numass-main/src/main/java/hep/dataforge/plotfit/PlotFitResultAction.java
index 8c424b8f..10c55898 100644
--- a/numass-main/src/main/java/hep/dataforge/plotfit/PlotFitResultAction.java
+++ b/numass-main/src/main/java/hep/dataforge/plotfit/PlotFitResultAction.java
@@ -72,7 +72,7 @@ public class PlotFitResultAction extends OneToOneAction<FitState, FitState> {
 
         XYPlotFrame frame = (XYPlotFrame) PlotsPlugin
                 .buildFrom(getContext()).buildPlotFrame(getName(), input.getName(),
-                        metaData.getNode("plot", null));
+                metaData.getNode("plot", null));
         //JFreeChartFrame.drawFrame(reader.getString("plotTitle", "Fit result plot for "+input.getName()), null);
 
         double[] x = new double[data.size()];
@@ -100,7 +100,7 @@ public class PlotFitResultAction extends OneToOneAction<FitState, FitState> {
 
         frame.add(new PlottableFunction("fit", null, function, points, "x"));
 
-        frame.add(new PlottableData("data", null, points));
+        frame.add(PlottableData.plot("data", adapter, points));
 
         return input;
     }
diff --git a/numass-main/src/main/java/inr/numass/actions/ShowLossSpectrumAction.java b/numass-main/src/main/java/inr/numass/actions/ShowLossSpectrumAction.java
index e752ce26..9758ebc3 100644
--- a/numass-main/src/main/java/inr/numass/actions/ShowLossSpectrumAction.java
+++ b/numass-main/src/main/java/inr/numass/actions/ShowLossSpectrumAction.java
@@ -21,6 +21,7 @@ import hep.dataforge.context.Context;
 import hep.dataforge.data.DataSet;
 import hep.dataforge.data.ListDataSet;
 import hep.dataforge.data.MapDataPoint;
+import hep.dataforge.data.XYDataAdapter;
 import hep.dataforge.datafitter.FitState;
 import hep.dataforge.datafitter.FitTaskResult;
 import hep.dataforge.datafitter.Param;
@@ -232,7 +233,7 @@ public class ShowLossSpectrumAction extends OneToOneAction<FitState, FitState> {
                         new MetaBuilder("plot").setValue("plotTitle", "Ion ratio Distribution for " + name)
                 );
 //        XYPlotFrame frame = JFreeChartFrame.drawFrame("Ion ratio Distribution for " + name, null);
-        frame.add(new PlottableData(hist, "binCenter", "count"));
+        frame.add(PlottableData.plot(hist, new XYDataAdapter("binCenter", "count")));
 
         return new DescriptiveStatistics(res).getStandardDeviation();
     }
diff --git a/numass-main/src/test/java/inr/numass/models/TransmissionInterpolatorTest.java b/numass-main/src/test/java/inr/numass/models/TransmissionInterpolatorTest.java
index 93bdd9a1..177fa2a0 100644
--- a/numass-main/src/test/java/inr/numass/models/TransmissionInterpolatorTest.java
+++ b/numass-main/src/test/java/inr/numass/models/TransmissionInterpolatorTest.java
@@ -32,7 +32,7 @@ public class TransmissionInterpolatorTest {
 //JFreeChartFrame.drawFrame("TransmissionInterpolatorTest", null);
         TransmissionInterpolator interpolator = TransmissionInterpolator.fromFile(GlobalContext.instance(),
                 "d:\\sterile-new\\loss2014-11\\.dataforge\\merge\\empty_sum.out", "Uset", "CR", 15, 0.8, 19002d);
-        frame.add(new PlottableData("data", interpolator.getX(), interpolator.getY()));
+        frame.add(PlottableData.plot("data", interpolator.getX(), interpolator.getY()));
         frame.add(new PlottableFunction("interpolated", null, interpolator, interpolator.getXmin(), interpolator.getXmax(), 2000));
 
 //        PrintFunction.printFuntionSimple(new PrintWriter(System.out), interpolator, interpolator.getXmin(), interpolator.getXmax(), 500);
diff --git a/numass-prop/src/test/java/hep/dataforge/numass/prop/TestFit.java b/numass-prop/src/test/java/inr/numass/prop/TestFit.java
similarity index 100%
rename from numass-prop/src/test/java/hep/dataforge/numass/prop/TestFit.java
rename to numass-prop/src/test/java/inr/numass/prop/TestFit.java
diff --git a/numass-prop/src/test/java/hep/dataforge/numass/prop/TestReader.java b/numass-prop/src/test/java/inr/numass/prop/TestReader.java
similarity index 93%
rename from numass-prop/src/test/java/hep/dataforge/numass/prop/TestReader.java
rename to numass-prop/src/test/java/inr/numass/prop/TestReader.java
index 0e7be321..6e6ceca2 100644
--- a/numass-prop/src/test/java/hep/dataforge/numass/prop/TestReader.java
+++ b/numass-prop/src/test/java/inr/numass/prop/TestReader.java
@@ -19,13 +19,13 @@ import hep.dataforge.meta.Meta;
 import hep.dataforge.meta.MetaBuilder;
 import hep.dataforge.context.GlobalContext;
 import hep.dataforge.data.FileData;
+import hep.dataforge.data.XYDataAdapter;
 import hep.dataforge.plots.fx.FXPlotUtils;
 import inr.numass.prop.ar.JNAEpisode;
 import inr.numass.prop.ar.JNASpectrum;
 import inr.numass.prop.ar.ReadJNADataAction;
 import hep.dataforge.plots.PlotFrame;
 import hep.dataforge.plots.data.PlottableData;
-import hep.dataforge.plots.jfreechart.JFreeChartFrame;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.util.Map;
@@ -60,7 +60,7 @@ public class TestReader {
 
         PlotFrame frame = FXPlotUtils.displayJFreeChart("JNA test", null);
 
-        frame.add(new PlottableData(sp.asDataSet(), "chanel", "count"));
+        frame.add(PlottableData.plot(sp.asDataSet(), new XYDataAdapter("chanel", "count")));
 
         Meta temps = sp.meta().getNode("temperature");
 
diff --git a/numass-storage/src/main/java/inr/numass/storage/NumassDataLoader.java b/numass-storage/src/main/java/inr/numass/storage/NumassDataLoader.java
index c236fc73..51b7060f 100644
--- a/numass-storage/src/main/java/inr/numass/storage/NumassDataLoader.java
+++ b/numass-storage/src/main/java/inr/numass/storage/NumassDataLoader.java
@@ -318,4 +318,9 @@ public class NumassDataLoader extends AbstractLoader implements BinaryLoader<Env
     public String getDescription() {
         return meta().getString("description", "").replace("\\n", "\n");
     }
+
+    @Override
+    public void open() throws Exception {
+        
+    }
 }
diff --git a/numass-viewer/src/main/java/inr/numass/viewer/NumassLoaderViewComponent.java b/numass-viewer/src/main/java/inr/numass/viewer/NumassLoaderViewComponent.java
index ac2362e6..779bcd46 100644
--- a/numass-viewer/src/main/java/inr/numass/viewer/NumassLoaderViewComponent.java
+++ b/numass-viewer/src/main/java/inr/numass/viewer/NumassLoaderViewComponent.java
@@ -24,6 +24,7 @@ import hep.dataforge.data.DataPoint;
 import hep.dataforge.data.DataSet;
 import hep.dataforge.data.ListDataSet;
 import hep.dataforge.data.MapDataPoint;
+import hep.dataforge.data.XYDataAdapter;
 import hep.dataforge.io.ColumnedDataWriter;
 import hep.dataforge.meta.Meta;
 import hep.dataforge.meta.MetaBuilder;
@@ -44,7 +45,6 @@ import java.util.List;
 import java.util.ResourceBundle;
 import java.util.concurrent.ExecutionException;
 import java.util.function.Predicate;
-import java.util.logging.Level;
 import java.util.stream.Collectors;
 import javafx.application.Platform;
 import javafx.beans.property.BooleanProperty;
@@ -358,7 +358,8 @@ public class NumassLoaderViewComponent extends AnchorPane implements Initializab
         for (NMPoint point : points) {
             String seriesName = String.format("%d: %.2f (%.2f)", points.indexOf(point), point.getUset(), point.getUread());
 
-            PlottableData datum = new PlottableData(seriesName, plottableConfig, point.getData(binning, normalize), "chanel", "count");
+            PlottableData datum = PlottableData.plot(seriesName,new XYDataAdapter("chanel", "count"), point.getData(binning, normalize));
+            datum.configure(plottableConfig);
             plottables.add(datum);
         }
         return plottables;