diff --git a/build/classes/fr/devinsy/xid/Presenter.class b/build/classes/fr/devinsy/xid/Presenter.class
index 23fe12b..cbfc430 100644
Binary files a/build/classes/fr/devinsy/xid/Presenter.class and b/build/classes/fr/devinsy/xid/Presenter.class differ
diff --git a/src/fr/devinsy/xid/Presenter.java b/src/fr/devinsy/xid/Presenter.java
index 1b42e66..af8162a 100644
--- a/src/fr/devinsy/xid/Presenter.java
+++ b/src/fr/devinsy/xid/Presenter.java
@@ -717,23 +717,24 @@ public class Presenter
 			db.setErrorHandler (errorHandler);
 
 			Schema schema = db.getSchema ();
-System.out.println("schema=" + schema);
+
 			logger.debug ("schema=" + schema);
 
 			// Parse the input file.
 			result = db.parse (source);
-System.out.println("ZO4");
+
 			if (errorHandler.hasError ())
 			{
-System.out.println("ZO4a");
-				throw new Exception (errorHandler.toString ());
+				// Most time, error is (with StringPresenter):
+				// "Error at line 1 : Document root element "html", must match DOCTYPE root "null".
+				// Error at line 1 : Document is invalid: no grammar found.
+				// We ignore it. STU
+				logger.debug(errorHandler.toString ());
 			}
 			else
 			{
-System.out.println("ZO4b");
 				DomPresenter.addMetaTag (result, "generator", "XID 0.0");
 			}
-System.out.println("ZO5");
 		}
 		catch (ParserConfigurationException exception)
 		{