I am trying to run HtmlUnit on dojo javascript code for charting. I am getting this exception when calling webClient.getPage(url);

url:http://xxxxxx:2004/SystemiNavigator/com/ibm/as400/pt/dojoChart/HelloWorldScriptLauncher.html?packageId=IBM_CS&perspectiveId=P_SYS_SUMMARY_CPU_WAITS_OVERVIEW&perspectiveName=CPUUtilization and Waits Overview&collectionName=TEST1&collectionLib=PDI&collectionType=Collection Services File Based Collection&fileLevel=54&startTime=Aug 31, 2020 3:22:09 PM&endTime=Sep 1, 2020 12:00:11 AM&systemName=A405BP4 &release=V7R4M0&collectionFormat=*CSFILE&basePerspId=

Exception in thread "main" ======= EXCEPTION START ========
Exception class=[net.sourceforge.htmlunit.corejs.javascript.WrappedException]
com.gargoylesoftware.htmlunit.ScriptException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: TypeError: Method "stack" called on incompatible object. (http://9.5.57.191:2004/auiruntime8106/dojo/dojo/dojo.js#10796)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$HtmlUnitContextAction.run(JavaScriptEngine.java:949)
at net.sourceforge.htmlunit.corejs.javascript.Context.call(Context.java:619)
at net.sourceforge.htmlunit.corejs.javascript.ContextFactory.call(ContextFactory.java:537)
at com.gargoylesoftware.htmlunit.javascript.HtmlUnitContextFactory.callSecured(HtmlUnitContextFactory.java:353)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.execute(JavaScriptEngine.java:829)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.execute(JavaScriptEngine.java:805)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.execute(JavaScriptEngine.java:796)
at com.gargoylesoftware.htmlunit.html.HtmlPage.executeJavaScript(HtmlPage.java:943)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport.executeInlineScriptIfNeeded(ScriptElementSupport.java:364)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport.executeScriptIfNeeded(ScriptElementSupport.java:213)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport$1.execute(ScriptElementSupport.java:106)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport.onAllChildrenAddedToPage(ScriptElementSupport.java:129)
at com.gargoylesoftware.htmlunit.html.HtmlScript.onAllChildrenAddedToPage(HtmlScript.java:190)
at com.gargoylesoftware.htmlunit.html.parser.neko.HtmlUnitNekoDOMBuilder.endElement(HtmlUnitNekoDOMBuilder.java:552)
at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown Source)
at com.gargoylesoftware.htmlunit.html.parser.neko.HtmlUnitNekoDOMBuilder.endElement(HtmlUnitNekoDOMBuilder.java:504)
at net.sourceforge.htmlunit.cyberneko.HTMLTagBalancer.callEndElement(HTMLTagBalancer.java:1215)
at net.sourceforge.htmlunit.cyberneko.HTMLTagBalancer.endElement(HTMLTagBalancer.java:1155)
at net.sourceforge.htmlunit.cyberneko.filters.DefaultFilter.endElement(DefaultFilter.java:219)
at net.sourceforge.htmlunit.cyberneko.filters.NamespaceBinder.endElement(NamespaceBinder.java:312)
at net.sourceforge.htmlunit.cyberneko.HTMLScanner$ContentScanner.scanEndElement(HTMLScanner.java:3189)
at net.sourceforge.htmlunit.cyberneko.HTMLScanner$ContentScanner.scan(HTMLScanner.java:2114)
at net.sourceforge.htmlunit.cyberneko.HTMLScanner.scanDocument(HTMLScanner.java:937)
at net.sourceforge.htmlunit.cyberneko.HTMLConfiguration.parse(HTMLConfiguration.java:443)
at net.sourceforge.htmlunit.cyberneko.HTMLConfiguration.parse(HTMLConfiguration.java:394)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at com.gargoylesoftware.htmlunit.html.parser.neko.HtmlUnitNekoDOMBuilder.parse(HtmlUnitNekoDOMBuilder.java:752)
at com.gargoylesoftware.htmlunit.html.parser.neko.HtmlUnitNekoHtmlParser.parse(HtmlUnitNekoHtmlParser.java:208)
at com.gargoylesoftware.htmlunit.DefaultPageCreator.createHtmlPage(DefaultPageCreator.java:283)
at com.gargoylesoftware.htmlunit.DefaultPageCreator.createPage(DefaultPageCreator.java:163)
at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseInto(WebClient.java:634)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:456)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:368)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:525)
at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:506)
at com.ibm.PDIScript.runDojoChart.export(runDojoChart.java:448)
at com.ibm.PDIScript.runDojoChart.main(runDojoChart.java:154)
Caused by: net.sourceforge.htmlunit.corejs.javascript.WrappedException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: TypeError: Method "stack" called on incompatible object. (http://9.5.57.191:2004/auiruntime8106/dojo/dojo/dojo.js#10796)
at net.sourceforge.htmlunit.corejs.javascript.Context.throwAsScriptRuntimeEx(Context.java:1964)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.doProcessPostponedActions(JavaScriptEngine.java:1002)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$HtmlUnitContextAction.run(JavaScriptEngine.java:944)
... 36 more
Caused by: com.gargoylesoftware.htmlunit.ScriptException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: TypeError: Method "stack" called on incompatible object. (http://9.5.57.191:2004/auiruntime8106/dojo/dojo/dojo.js#10796)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$HtmlUnitContextAction.run(JavaScriptEngine.java:949)
at net.sourceforge.htmlunit.corejs.javascript.Context.call(Context.java:619)
at net.sourceforge.htmlunit.corejs.javascript.ContextFactory.call(ContextFactory.java:537)
at com.gargoylesoftware.htmlunit.javascript.HtmlUnitContextFactory.callSecured(HtmlUnitContextFactory.java:353)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:878)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:850)
at com.gargoylesoftware.htmlunit.html.HtmlPage.executeJavaScriptFunction(HtmlPage.java:2609)
at com.gargoylesoftware.htmlunit.html.HtmlPage.executeJavaScriptFunction(HtmlPage.java:2602)
at com.gargoylesoftware.htmlunit.javascript.host.event.EventListenersContainer.executeEventListeners(EventListenersContainer.java:342)
at com.gargoylesoftware.htmlunit.javascript.host.event.EventListenersContainer.executeAtTargetListeners(EventListenersContainer.java:379)
at com.gargoylesoftware.htmlunit.javascript.host.event.EventTarget.executeEventLocally(EventTarget.java:102)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport.executeEvent(ScriptElementSupport.java:320)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport.executeScriptIfNeeded(ScriptElementSupport.java:186)
at com.gargoylesoftware.htmlunit.html.ScriptElementSupport$1.execute(ScriptElementSupport.java:106)
at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.doProcessPostponedActions(JavaScriptEngine.java:997)
... 37 more

Code section, Line 448 has the call to WebClient:

                    url= "http://9.xxxxxx:2004/SystemiNavigator/com/ibm/as400/pt/dojoChart/HelloWorldScriptLauncher.html?packageId=IBM_CS&perspectiveId=P_SYS_SUMMARY_CPU_WAITS_OVERVIEW&perspectiveName=CPUUtilization and Waits Overview&collectionName=TEST1&collectionLib=PDI&collectionType=Collection Services File Based Collection&fileLevel=54&startTime=Aug 31, 2020 3:22:09 PM&endTime=Sep 1, 2020 12:00:11 AM&systemName=A405BP4 &release=V7R4M0&collectionFormat=*CSFILE&basePerspId=";
              
                    try(finalWebClient webClient= newWebClient(BrowserVersion.CHROME)) {
                          java.util.logging.Logger.getLogger("com.gargoylesoftware").setLevel(java.util.logging.Level.OFF);
                            webClient.getCache().clear();
                            webClient.getOptions().setCssEnabled(true);
                            webClient.getOptions().setJavaScriptEnabled(true);
                            webClient.setAjaxController(newNicelyResynchronizingAjaxController());
                            webClient.getOptions().setThrowExceptionOnScriptError(true);
                     
                               Page page= webClient.getPage(url); // line 448