diff --git a/htdocs/includes/modules/facture/modules_facture.php b/htdocs/includes/modules/facture/modules_facture.php
index 77fb2ae2c5f..b82a771ae37 100644
--- a/htdocs/includes/modules/facture/modules_facture.php
+++ b/htdocs/includes/modules/facture/modules_facture.php
@@ -56,12 +56,20 @@ function facture_pdf_create($db, $facid)
 
       $obj = new $classname($db);
 
-      return $obj->write_pdf_file($facid);
+      if ( $obj->write_pdf_file($facid) > 0)
+	{
+	  return 1;
+	}
+      else
+	{
+	  print "Erreur";
+	  return 0;
+	}
     }
   else
     {
-      return 0;
       print "Erreur FACTURE_ADDON_PDF non définit !";
+      return 0;
     }
 }