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com.gargoylesoftware.htmlunit.ScriptException: TypeError: Cannot read property "value" from null (script in localhost from (693, 54) to (1177, 10)#968) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine$HtmlUnitContextAction.run(JavaScriptEngine.java:595) at net.sourceforge.htmlunit.corejs.javascript.Context.call(Context.java:537) at net.sourceforge.htmlunit.corejs.javascript.ContextFactory.call(ContextFactory.java:538) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:545) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.callFunction(JavaScriptEngine.java:520) at com.gargoylesoftware.htmlunit.html.HtmlPage.executeJavaScriptFunctionIfPossible(HtmlPage.java:896) at com.gargoylesoftware.htmlunit.javascript.host.EventListenersContainer.executeEventHandler(EventListenersContainer.java:195) at com.gargoylesoftware.htmlunit.javascript.host.EventListenersContainer.executeBubblingListeners(EventListenersContainer.java:214) at com.gargoylesoftware.htmlunit.javascript.host.Node.fireEvent(Node.java:735) at com.gargoylesoftware.htmlunit.html.HtmlElement$2.run(HtmlElement.java:866) at net.sourceforge.htmlunit.corejs.javascript.Context.call(Context.java:537) at net.sourceforge.htmlunit.corejs.javascript.ContextFactory.call(ContextFactory.java:538) at com.gargoylesoftware.htmlunit.html.HtmlElement.fireEvent(HtmlElement.java:871) at com.gargoylesoftware.htmlunit.html.HtmlPage.executeEventHandlersIfNeeded(HtmlPage.java:1162) at com.gargoylesoftware.htmlunit.html.HtmlPage.initialize(HtmlPage.java:202) at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseInto(WebClient.java:440) at com.gargoylesoftware.htmlunit.WebClient.loadDownloadedResponses(WebClient.java:2187) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.doProcessPostponedActions(JavaScriptEngine.java:625) at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.processPostponedActions(JavaScriptEngine.java:707) at com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1246) at com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1195) at com.gargoylesoftware.htmlunit.html.HtmlElement.click(HtmlElement.java:1158)