=== 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	2014-03-14 10:40:06 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/filter/DefaultFilterService.java	2014-03-14 10:56:43 +0000
@@ -38,6 +38,7 @@
 import org.hisp.dhis.system.util.ReflectionUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 
+import java.lang.reflect.Modifier;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -145,6 +146,7 @@
 
             Map value = fieldMap.get( key );
             ReflectionUtils.PropertyDescriptor descriptor = classMap.get( key );
+
             Object returned = ReflectionUtils.invokeMethod( object, descriptor.getMethod() );
 
             if ( returned == null )

=== modified file 'dhis-2/dhis-support/dhis-support-system/src/main/java/org/hisp/dhis/system/util/ReflectionUtils.java'
--- dhis-2/dhis-support/dhis-support-system/src/main/java/org/hisp/dhis/system/util/ReflectionUtils.java	2014-03-13 14:27:16 +0000
+++ dhis-2/dhis-support/dhis-support-system/src/main/java/org/hisp/dhis/system/util/ReflectionUtils.java	2014-03-14 10:56:43 +0000
@@ -404,9 +404,14 @@
         return methods;
     }
 
-    @SuppressWarnings("unchecked")
+    @SuppressWarnings( "unchecked" )
     public static <T> T invokeMethod( Object target, Method method, Object... args )
     {
+        if ( Modifier.isProtected( method.getModifiers() ) || Modifier.isPrivate( method.getModifiers() ) )
+        {
+            return null;
+        }
+
         try
         {
             return (T) method.invoke( target, args );
@@ -421,7 +426,7 @@
         }
     }
 
-    @SuppressWarnings("unchecked")
+    @SuppressWarnings( "unchecked" )
     public static <T> T getFieldObject( Field field, T target )
     {
         return (T) invokeGetterMethod( field.getName(), target );