=== modified file 'dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/DefaultEventAnalyticsService.java'
--- dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/DefaultEventAnalyticsService.java	2014-04-07 10:35:04 +0000
+++ dhis-2/dhis-services/dhis-service-analytics/src/main/java/org/hisp/dhis/analytics/event/data/DefaultEventAnalyticsService.java	2014-04-10 23:45:13 +0000
@@ -359,10 +359,13 @@
             }
         }
 
-        for ( NameableObject object : params.getDimensionOrFilter( ORGUNIT_DIM_ID ) )
+        if ( params.hasDimensionOrFilter( ORGUNIT_DIM_ID ) )
         {
-            OrganisationUnit unit = (OrganisationUnit) object;
-            unit.setLevel( organisationUnitService.getLevelOfOrganisationUnit( unit.getUid() ) );
+            for ( NameableObject object : params.getDimensionOrFilter( ORGUNIT_DIM_ID ) )
+            {
+                OrganisationUnit unit = (OrganisationUnit) object;
+                unit.setLevel( organisationUnitService.getLevelOfOrganisationUnit( unit.getUid() ) );
+            }
         }
 
         if ( asc != null )