--- a/flys-backend/src/main/java/de/intevation/flys/importer/parsers/WaterlevelDifferencesParser.java	Wed Mar 13 10:05:47 2013 +0100
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/parsers/WaterlevelDifferencesParser.java	Wed Mar 13 10:06:26 2013 +0100
@@ -145,13 +145,15 @@
 
 
     private void initColumns(String[] cols) {
-        columns = new ImportWstColumn[cols.length];
+        current.setNumberColumns(cols.length);
+        columns = current.getColumns().toArray(new ImportWstColumn[cols.length]);
 
         for (int i = 0; i < cols.length; i++) {
             String name = cols[i].replace("\"", "");
 
             log.debug("Create new column '" + name + "'");
-            columns[i] = new ImportWstColumn(current, name, name, i);
+            current.getColumn(i).setName(name);
+            current.getColumn(i).setDescription(name);
         }
     }