diff --git a/datastore_server/source/java/ch/ethz/sis/openbis/generic/server/dss/plugins/DataSetRegistrationTask.java b/datastore_server/source/java/ch/ethz/sis/openbis/generic/server/dss/plugins/DataSetRegistrationTask.java
index 9b15c41c6a3f2cc587d8ba8cab869183759d63a6..32ef61643fe7b0f01ba47a4cf764e6b2be643e54 100644
--- a/datastore_server/source/java/ch/ethz/sis/openbis/generic/server/dss/plugins/DataSetRegistrationTask.java
+++ b/datastore_server/source/java/ch/ethz/sis/openbis/generic/server/dss/plugins/DataSetRegistrationTask.java
@@ -895,7 +895,7 @@ public class DataSetRegistrationTask<T extends DataSetInformation> implements IM
 
         // confirm deletions
         // TODO confirm
-        // v3Api.confirmDeletions(sessionToken, Arrays.asList(expDeletionId, dsDeletionId, smpDeletionId));
+        v3Api.confirmDeletions(sessionToken, Arrays.asList(expDeletionId, dsDeletionId, smpDeletionId));
     }
 
     private void saveSyncTimestamp()
diff --git a/openbis/source/java/ch/ethz/sis/openbis/generic/shared/entitygraph/EntityGraph.java b/openbis/source/java/ch/ethz/sis/openbis/generic/shared/entitygraph/EntityGraph.java
index c305f743678966b4135131bb820eaaaa98d5968f..8531c191458c7f85409ceef7e7669c09abc1b1e2 100644
--- a/openbis/source/java/ch/ethz/sis/openbis/generic/shared/entitygraph/EntityGraph.java
+++ b/openbis/source/java/ch/ethz/sis/openbis/generic/shared/entitygraph/EntityGraph.java
@@ -152,8 +152,7 @@ public class EntityGraph<N extends Node<?>>
         String differentiatorStr = "";
         if (node.getEntityKind().equals("EXPERIMENT")) // in order to differentiate between experiments in the same space but under different projects
         {
-            differentiatorStr = "-" +
-                    node.getPermId().substring(node.getPermId().indexOf('-') + 1);
+            differentiatorStr = node.getPermId().substring(node.getPermId().indexOf('-') + 1);
         }
         else {
             differentiatorStr = "" + node.getEntityKind().charAt(0);