diff --git a/datastore_server/source/java/ch/systemsx/cisd/etlserver/registrator/api/v2/DataSetRegistrationServiceV2.java b/datastore_server/source/java/ch/systemsx/cisd/etlserver/registrator/api/v2/DataSetRegistrationServiceV2.java
index bd31093650d3352069b8c485c7b7b65a7ee63f6d..6d815c8a3cefd4f0a286d966e126211d00f9e1d8 100644
--- a/datastore_server/source/java/ch/systemsx/cisd/etlserver/registrator/api/v2/DataSetRegistrationServiceV2.java
+++ b/datastore_server/source/java/ch/systemsx/cisd/etlserver/registrator/api/v2/DataSetRegistrationServiceV2.java
@@ -63,6 +63,16 @@ public class DataSetRegistrationServiceV2<T extends DataSetInformation> extends
                         public void exec(String scriptString, String scriptFile)
                         {
                         }
+
+                        @Override
+                        public void exec(String scriptString)
+                        {
+                        }
+
+                        @Override
+                        public void addToPath(String... pythonPaths)
+                        {
+                        }
                     }, null);
     }