Index: org.gvsig.toolbox.algorithm/src/main/java/es/unex/sextante/vectorTools/NNSpatialJoin/NNSpatialJoinAlgorithm.java
===================================================================
--- org.gvsig.toolbox.algorithm/src/main/java/es/unex/sextante/vectorTools/NNSpatialJoin/NNSpatialJoinAlgorithm.java	(revisione 252)
+++ org.gvsig.toolbox.algorithm/src/main/java/es/unex/sextante/vectorTools/NNSpatialJoin/NNSpatialJoinAlgorithm.java	(copia locale)
@@ -74,7 +74,7 @@
       }
       for (i = 0; i < m_SecondaryLayer.getFieldCount(); i++) {
          types[i + m_MainLayer.getFieldCount()] = m_SecondaryLayer.getFieldType(i);
-         sFields[i + m_MainLayer.getFieldCount()] = m_SecondaryLayer.getFieldName(i);
+         sFields[i + m_MainLayer.getFieldCount()] = checkAttrName(m_SecondaryLayer.getFieldName(i), i + m_MainLayer.getFieldCount(), sFields);
       }