Hi Markus,Use this code sample:var childsName = xfa.resolveNode("Santaapp.page1.sContent.sColumn1.sAppdetails.sAppstatic.yname").rawValue;var toAddresses = "mailto:santaslittlehelpers@avoka.com";var subject = "Santa mail";if (childsName != null){subject+= (" - " + childsName);}var message = "\nDear ...