diff --git a/src/fr/inrialpes/exmo/align/parser/AlignmentParser.java b/src/fr/inrialpes/exmo/align/parser/AlignmentParser.java
index fd7440d071c3ea1bc2c0176ecb0f30ad6cfd5719..32df3ffa7ef8c7ecbd9b464c265e6bca2a8cf497 100644
--- a/src/fr/inrialpes/exmo/align/parser/AlignmentParser.java
+++ b/src/fr/inrialpes/exmo/align/parser/AlignmentParser.java
@@ -467,7 +467,7 @@ public class AlignmentParser extends DefaultHandler {
 			System.err.println("[AlignmentParser] Unknown element name : "+pName);
 		    //throw new SAXException("[AlignmentParser] Unknown element name : "+pName);
 		};
-	    } catch ( AlignmentException e ) { throw new SAXException("[AlignmentParser] OWLException raised"); };
+	    } catch ( AlignmentException e ) { throw new SAXException("[AlignmentParser] Exception raised", e); };
 	} else if(namespaceURI.equals("http://www.w3.org/1999/02/22-rdf-syntax-ns#"))  {
 	    if ( !pName.equals("RDF") ) {
 		throw new SAXException("[AlignmentParser] unknown element name: "+pName); };