file:/C:/Users/Briton/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/Reports/WEB-INF/lib/xalan-2.6.jar...
I believe that it is. I'm using HtmlUnit 2.17 and xalan 2.7.2. I had the same issue...
I forgot to mention, this is using the BrowserVersion.INTERNET_EXPLORER_11. Using...
Error on HTMLTableElement.insertRow(), NoSuchMethodError?