--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/CalculationSelectUinfo.java	Mon Sep 10 17:06:23 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/uinfo/CalculationSelectUinfo.java	Wed Sep 12 10:55:09 2018 +0200
@@ -19,7 +19,7 @@
 import org.dive4elements.artifacts.common.utils.XMLUtils;
 import org.dive4elements.river.artifacts.resources.Resources;
 import org.dive4elements.river.artifacts.states.DefaultState;
-import org.dive4elements.river.artifacts.uinfo.inundationduration.UedauernPropertiesHelper;
+import org.dive4elements.river.artifacts.uinfo.inundationduration.UedauernConfiguration;
 import org.w3c.dom.Element;
 
 /**
@@ -60,11 +60,9 @@
         if (calcmode.equals("uinfo_inundation_duration")) {
 
             final String river = uinfo.getRiver();
-            if (!UedauernPropertiesHelper.fileExistsForRiver(river)) {
+            if (!UedauernConfiguration.filesExistsForRiver(river))
                 throw new IllegalArgumentException("error_no_data_for_river");
-            }
         }
-
         return true;
     }
 }
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