--- a/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/bundu/CustomFixationChoiceRadioPanel.java	Thu Aug 02 15:06:22 2018 +0200
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/bundu/CustomFixationChoiceRadioPanel.java	Thu Aug 02 17:39:13 2018 +0200
@@ -37,6 +37,10 @@
     private String events[];
     private int bezugsjahr = 0;
 
+    public CustomFixationChoiceRadioPanel() {
+        super("fix_choice");
+    }
+
     @Override
     public Canvas createOld(final DataList dataList) { // wild überschrieben :-(
         final List<Data> list = dataList.getAll();
@@ -47,7 +51,7 @@
         layoutChoice.setWidth(400);
 
         for (final Data item : list) {
-            if ("fix_choice".equals(item.getLabel())) {
+            if (getDatakey().equals(item.getLabel())) {
                 final Label labelLabel = new Label(this.MSG.bundu_bezugswst_fix_choice_title());
                 final Label valueLabel = new Label(item.getItems()[0].getLabel());
 
@@ -106,8 +110,8 @@
         DataItem startItem = new DefaultDataItem(null, null, "");
         DataItem endItem = new DefaultDataItem(null, null, "");
 
-        final DataItem item = new DefaultDataItem("fix_choice", "fix_choice", value);
-        data.add(new DefaultData("fix_choice", null, null, new DataItem[] { item }));
+        final DataItem item = new DefaultDataItem(getDatakey(), getDatakey(), value);
+        data.add(new DefaultData(getDatakey(), null, null, new DataItem[] { item }));
 
         if (value.equals("state.bundu.wst.fix.auto")) {
             // set gauges: (do not appear in create old, but need to be set for calculation purpose