java.lang.ClassCastException

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  • java.lang.ClassCastException: org.mozilla.javascript.EcmaError cannot be cast to org.mozilla.javascript.JavaScriptException at com.gargoylesoftware.htmlunit.javascript.DebugFrameImpl.onExceptionThrown(DebugFrameImpl.java:142) at org.mozilla.javascript.Interpreter.interpretLoop(Interpreter.java:3934) at org.mozilla.javascript.Interpreter.interpret(Interpreter.java:2484) at org.mozilla.javascript.InterpretedFunction.call(InterpretedFunction.java:164) at org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:401) at com.gargoylesoftware.htmlunit.javascript.HtmlUnitContextFactory.doTopCall(HtmlUnitContextFactory.java:170) at org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:3004) at org.mozilla.javascript.InterpretedFunction.call(InterpretedFunction.java:162) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:465) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$6.doRun(JavaScriptEngine.java:430) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$HtmlUnitContextAction.run(JavaScriptEngine.java:522) at org.mozilla.javascript.Context.call(Context.java:502) at org.mozilla.javascript.ContextFactory.call(ContextFactory.java:511) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:437) at com.gargoylesoftware.htmlunit.html.HtmlPage.executeJavaScriptFunctionIfPossible(HtmlPage.java:917) at com.gargoylesoftware.htmlunit.javascript.host.EventListenersContainer.executeEventListeners(EventListenersContainer.java:126) at com.gargoylesoftware.htmlunit.javascript.host.EventListenersContainer.executeBubblingListeners(EventListenersContainer.java:163) at com.gargoylesoftware.htmlunit.javascript.host.Node.fireEvent(Node.java:550) at com.gargoylesoftware.htmlunit.html.HtmlElement$2.run(HtmlElement.java:1251) at org.mozilla.javascript.Context.call(Context.java:502) at org.mozilla.javascript.ContextFactory.call(ContextFactory.java:511) at com.gargoylesoftware.htmlunit.html.HtmlElement.fireEvent(HtmlElement.java:1255) at com.gargoylesoftware.htmlunit.html.HtmlPage.executeEventHandlersIfNeeded(HtmlPage.java:1154) at com.gargoylesoftware.htmlunit.html.HtmlPage.initialize(HtmlPage.java:170) at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseInto(WebClient.java:456) at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:331) at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:388)
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