=== modified file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/filter/DefaultFilterService.java'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/filter/DefaultFilterService.java	2014-03-26 15:02:47 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/filter/DefaultFilterService.java	2014-03-31 05:22:34 +0000
@@ -178,13 +178,21 @@
                     for ( Object obj : objects )
                     {
                         Map<String, Object> properties = buildObjectOutput( obj, value );
-                        arrayList.add( properties );
+
+                        if ( !properties.isEmpty() )
+                        {
+                            arrayList.add( properties );
+                        }
                     }
                 }
                 else
                 {
                     Map<String, Object> properties = buildObjectOutput( returned, value );
-                    output.put( key, properties );
+
+                    if ( !properties.isEmpty() )
+                    {
+                        output.put( key, properties );
+                    }
                 }
             }
         }