Unexpected runtime error

The runtime has encountered an unexpected error.

Error source

Page Name:/rss_news_verband.xsp
Control Id: rptRSS

Exception

Error while executing JavaScript computed expression
Script interpreter error, line=3, col=63: Error calling method 'newDocumentBuilder()' on java class 'com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImpl'
class com.ibm.jscript.types.JavaAccessObject cannot access class com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImpl (in module java.xml) because module java.xml does not export com.sun.org.apache.xerces.internal.jaxp to unnamed module @30f9db68

JavaScript code

   1: var domFactory:javax.xml.parsers.DocumentBuilderFactory = javax.xml.parsers.DocumentBuilderFactory.newInstance();
   2: domFactory.setNamespaceAware(true);
   3: var docBuilder:javax.xml.parsers.DocumentBuilder = domFactory.newDocumentBuilder();
   4: var url:java.net.URL = new java.net.URL(compositeData.url); // Load the RSS URL
   5: var proxy:java.net.Proxy;
   6: if (compositeData.useProxy) { // If proxy is to be used
   7: 	var socketAddr:java.net.InetSocketAddress = 
   8: 		new java.net.InetSocketAddress(compositeData.proxyHostName, compositeData.proxyPort); // Use the proxy host name and port
   9: 	var proxy:java.net.Proxy = new java.net.Proxy(java.net.Proxy$Type.HTTP, socketAddr);
  10: } else {
  11: 	proxy = java.net.Proxy.NO_PROXY; // If no proxy is to be used
  12: }
  13: var uConnection:java.net.URLConnection = url.openConnection(proxy);
  14: var inStream:java.io.InputStream = uConnection.getInputStream();
  15: var doc:org.w3c.dom.Document = docBuilder.parse(inStream);
  16: var factory:javax.xml.xpath.XPathFactory = javax.xml.xpath.XPathFactory.newInstance();
  17: var xpath:javax.xml.xpath.XPath = factory.newXPath();
  18: var expr:javax.xml.xpath.XPathExpression = xpath.compile("/rss/channel/item");
  19: var nodeList:org.w3c.dom.NodeList = expr.evaluate(doc, javax.xml.xpath.XPathConstants.NODESET);
  20: return nodeList;

Stack Trace