Catalog Item not working on Internet Explorer 11Description Using Internet Explorer 11 and XPath result in a Catalog Client Script. An undefined error occurs. Steps to Reproduce Open Internet Explorer 11. Have a Client Script running on a catalog item using XPathResult that is not wrapped in a function.The error message XPathResult undefined appears. Switch to compatibility mode.The error does not occur. Workaround XPATH is not supported in Internet Explorer currently. For more information, see: http://stackoverflow.com/questions/23560438/xpathresult-is-undefined-in-ie11http://status.modern.ie/domlevel3xpath#domlevel3xpath The workaround is to wrap the wanted script in a function. For example: if( XPathResult ) { .. your code here... } Another workaround is to use Compatibility Mode in Internet Explorer. Related Problem: PRB600878