Make condition with sense.

Try to register only if previous one has been sucesffuly registered.

master/bt5/vifib_payzen/SkinTemplateItem/portal_skins/vifib_payzen/PaymentTransaction_updateStatus.xml

@@ -65,7 +65,7 @@ if context.getSimulationState() not in [\'planned\', \'confirmed\']:\n
 if context.getSimulationState() == \'confirmed\':\n
   portal.system_event_module.newContent(title=\'Transaction %s Payzen status update\' % context.getTitle(), portal_type=\'Payzen Event\', source_value=service, destination_value=context).updateStatus()\n
   return\n
-else:\n
+elif context.PaymentTransaction_getPreviousPayzenId() is not None:\n
   context.setStartDate(DateTime())\n
   context.updateCausalityState()\n
   portal.system_event_module.newContent(title=\'Transaction %s Payzen registration\' % context.getTitle(), portal_type=\'Payzen Event\', source_value=service, destination_value=context).registerPayzen()\n

master/bt5/vifib_payzen/bt/revision

-61
\ No newline at end of file
+62
\ No newline at end of file