diff --git a/dspace-api/src/main/java/org/dspace/content/dao/impl/CollectionDAOImpl.java b/dspace-api/src/main/java/org/dspace/content/dao/impl/CollectionDAOImpl.java
index c0ef6ea42fce..bf89205c6093 100644
--- a/dspace-api/src/main/java/org/dspace/content/dao/impl/CollectionDAOImpl.java
+++ b/dspace-api/src/main/java/org/dspace/content/dao/impl/CollectionDAOImpl.java
@@ -159,7 +159,7 @@ public List<Collection> findAuthorizedByGroup(Context context, EPerson ePerson,
 
     @Override
     public List<Collection> findCollectionsWithSubscribers(Context context) throws SQLException {
-        return list(createQuery(context, "SELECT DISTINCT col FROM Subscription s join  s.collection col"));
+        return list(createQuery(context, "SELECT DISTINCT col FROM Subscription s join  s.dSpaceObject col"));
     }
 
     @Override
diff --git a/dspace-api/src/main/java/org/dspace/health/ChecksumCheck.java b/dspace-api/src/main/java/org/dspace/health/ChecksumCheck.java
index 80e19aef70e5..f1003b4076a6 100644
--- a/dspace-api/src/main/java/org/dspace/health/ChecksumCheck.java
+++ b/dspace-api/src/main/java/org/dspace/health/ChecksumCheck.java
@@ -18,6 +18,7 @@
 import org.dspace.checker.ChecksumResultsCollector;
 import org.dspace.checker.MostRecentChecksum;
 import org.dspace.checker.SimpleDispatcher;
+import org.dspace.content.Bitstream;
 import org.dspace.core.Context;
 
 /**
@@ -40,8 +41,30 @@ public String run(ReportInfo ri) {
         checker.setReportVerbose(true);
         try {
             checker.process();
+            if (collector.arr.size() > 0) {
+                ret = String.format("Checksum performed on [%d] items:\n",
+                        collector.arr.size());
+                int ok_items = 0;
+                for (MostRecentChecksum bi : collector.arr) {
+                    if (!ChecksumResultCode.CHECKSUM_MATCH.equals(bi
+                            .getChecksumResult().getResultCode())) {
+                        Bitstream reloadedBitstream = context.reloadEntity(bi.getBitstream());
+                        ret += String
+                                .format("md5 checksum FAILED (%s): %s id: %s bitstream-id: %s\n was: %s\n  is: %s\n",
+                                        bi.getChecksumResult(), reloadedBitstream.getName(),
+                                        reloadedBitstream.getInternalId(), reloadedBitstream.getID(),
+                                        bi.getExpectedChecksum(),
+                                        bi.getCurrentChecksum());
+                    } else {
+                        ok_items++;
+                    }
+                }
+
+                ret += String.format("checksum OK for [%d] items\n", ok_items);
+            }
             context.complete();
             context = null;
+            return ret;
         } catch (SQLException e) {
             error(e);
         } finally {
@@ -49,28 +72,7 @@ public String run(ReportInfo ri) {
                 context.abort();
             }
         }
-
-        if (collector.arr.size() > 0) {
-            ret = String.format("Checksum performed on [%d] items:\n",
-                                collector.arr.size());
-            int ok_items = 0;
-            for (MostRecentChecksum bi : collector.arr) {
-                if (!ChecksumResultCode.CHECKSUM_MATCH.equals(bi
-                                                                  .getChecksumResult().getResultCode())) {
-                    ret += String
-                        .format("md5 checksum FAILED (%s): %s id: %s bitstream-id: %s\n was: %s\n  is: %s\n",
-                                bi.getChecksumResult(), bi.getBitstream().getName(),
-                                bi.getBitstream().getInternalId(), bi.getBitstream().getID(),
-                                bi.getExpectedChecksum(),
-                                bi.getCurrentChecksum());
-                } else {
-                    ok_items++;
-                }
-            }
-
-            ret += String.format("checksum OK for [%d] items\n", ok_items);
-        }
-        return ret;
+        return  ret;
     }
 }