diff --git a/src/org/openbravo/scheduling/ProcessBundle.java b/src/org/openbravo/scheduling/ProcessBundle.java
--- a/src/org/openbravo/scheduling/ProcessBundle.java
+++ b/src/org/openbravo/scheduling/ProcessBundle.java
@@ -378,7 +378,7 @@
       bundle.setParams(new HashMap<String, Object>());
     } else {
       final XStream xstream = new XStream(new JettisonMappedXmlDriver());
-      bundle.setParams((HashMap<String, Object>) xstream.fromXML(paramString));
+      bundle.setParams((Map<String, Object>) xstream.fromXML(paramString));
     }
 
     return bundle;