--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flood_duration/FloodDurationCalculator.java	Wed Sep 26 15:48:05 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flood_duration/FloodDurationCalculator.java	Thu Sep 27 18:06:26 2018 +0200
@@ -30,9 +30,9 @@
 import org.dive4elements.river.artifacts.model.WstValueTable;
 import org.dive4elements.river.artifacts.model.WstValueTable.QPosition;
 import org.dive4elements.river.artifacts.model.WstValueTableFactory;
+import org.dive4elements.river.artifacts.model.river.RiverInfoProvider;
 import org.dive4elements.river.artifacts.resources.Resources;
 import org.dive4elements.river.artifacts.sinfo.common.GaugeDurationValuesFinder;
-import org.dive4elements.river.artifacts.sinfo.common.RiverInfoProvider;
 import org.dive4elements.river.artifacts.sinfo.common.SInfoResultType;
 import org.dive4elements.river.artifacts.sinfo.flood_duration.RiversideRadioChoice.RiversideChoiceKey;
 import org.dive4elements.river.exports.WaterlevelDescriptionBuilder;
@@ -143,7 +143,7 @@
             odays[j] = 365 - udays[i];
             final QPosition qpos = wst.getQPosition(gauge.getStation().doubleValue(), qs[i]);
             if (qpos != null) {
-                ows[j] = wst.interpolateW(station, qpos, problems);
+                ows[j] = wst.interpolateW(station, qpos);
                 oqs[j] = wst.getQ(qpos, station);
             } else {
                 ows[j] = Double.NaN;