=== modified file 'dhis-2/dhis-web/dhis-web-caseentry/src/main/java/org/hisp/dhis/caseentry/action/caseaggregation/CaseAggregationFormAction.java'
--- dhis-2/dhis-web/dhis-web-caseentry/src/main/java/org/hisp/dhis/caseentry/action/caseaggregation/CaseAggregationFormAction.java	2013-05-30 02:42:10 +0000
+++ dhis-2/dhis-web/dhis-web-caseentry/src/main/java/org/hisp/dhis/caseentry/action/caseaggregation/CaseAggregationFormAction.java	2013-06-06 03:11:53 +0000
@@ -76,13 +76,14 @@
         Collection<CaseAggregationCondition> aggConditions = aggregationConditionService
             .getAllCaseAggregationCondition();
 
+        Collection<DataSet> uniqueDataSetList = new HashSet<DataSet>();        
         for ( CaseAggregationCondition aggCondition : aggConditions )
         {
             DataElement dataElement = aggCondition.getAggregationDataElement();
 
-            datasets.addAll( dataElement.getDataSets() );
+            uniqueDataSetList.addAll( dataElement.getDataSets() );
         }
-        
+        datasets.addAll(uniqueDataSetList);
         Collections.sort( datasets, IdentifiableObjectNameComparator.INSTANCE );
 
         return SUCCESS;