diff --git a/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java b/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
index a5cc237..a719727 100644
--- a/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
+++ b/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
@@ -2284,7 +2284,7 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 	 */
 	@Override
 	public Map<NotificationType, NotificationChannelType[]> getUserNotificationPreferences(String userid) throws NotificationTypeNotFoundException, NotificationChannelTypeNotFoundException {
-		_log.trace("Asking for Notification preferences of  " + userid);
+		_log.info("Asking for Notification preferences of  " + userid);
 		Map<NotificationType, NotificationChannelType[]> toReturn = new HashMap<NotificationType, NotificationChannelType[]>();
 
 		ResultSet result = null;
@@ -2301,9 +2301,10 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 			e.printStackTrace();
 
 		}
-
+		
 		//if there are no settings for this user create an entry and put all of them at true
 		List<Row> results = result.all();
+		_log.info("Result set empty? " + results.isEmpty());
 		if (results.isEmpty()) {
 			_log.info("Userid " + userid + " settings not found, initiating its preferences...");
 			HashMap<NotificationType, NotificationChannelType[]> toCreate = new HashMap<NotificationType, NotificationChannelType[]>();
@@ -2323,10 +2324,12 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 			return toCreate;
 		}
 		else {
-			_log.trace("Notification preferences Found for  " + userid);
+			_log.info("Notification preferences Found for  " + userid + " : " + results.size()) ;
 			for (Row row: results){
 				String[] channels = row.getString(PREFERENCE).split(",");
+				_log.info("Row : " + row.getString(PREFERENCE));
 				if (channels != null && channels.length == 1 && channels[0].toString().equals("") ) { //it is empty, preference is set to no notification at all
+					_log.info("adding CHANNELS NULL: " +  getNotificationType(row.getString(TYPE)) + ", " + new NotificationChannelType[0]);
 					toReturn.put(getNotificationType(row.getString(TYPE)), new NotificationChannelType[0]);
 				} else {
 					NotificationChannelType[] toAdd = new NotificationChannelType[channels.length];
@@ -2335,10 +2338,12 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 							toAdd[i] = (getChannelType(channels[i]));
 						}
 					}
+					_log.info("adding channels not null: " +  getNotificationType(row.getString(TYPE)) + ", " + toAdd.toString());
 					toReturn.put(getNotificationType(row.getString(TYPE)), toAdd);
 				}
 			}
 		}
+		_log.info("Returning:"+toReturn.size());
 		return toReturn;
 	}
 	/*