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Wrapped com.gargoylesoftware.htmlunit.ScriptException: Wrapped com.gargoylesoftware.htmlunit.ScriptException: TypeError: Cannot find function createElement in object [object]. (http://cnc.qzs.qq.com/ac/qzone/qzfl/qzfl_2.0.9.0.js#331)
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Wrapped java.lang.NullPointerException
java.lang.NullPointerException: 	at net.sourceforge.htmlunit.corejs.javascript.ScriptRuntime.hasTopCall(ScriptRuntime.java:3263)	at net.sourceforge.htmlunit.corejs.javascript.InterpretedFunction.call(InterpretedFunction.java:102)	at com.gargoylesoftware.htmlunit.javascript.host.Promise$1.execute(Promise.java:122)	at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.doProcessPostponedActions(JavaScriptEngine.java:942)	at com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine.processPostponedActions(JavaScriptEngine.java:1012)	at com.gargoylesoftware.htmlunit.html.DomElement.click(DomElement.java:799)	at com.gargoylesoftware.htmlunit.html.DomElement.click(DomElement.java:742)	at org.openqa.selenium.htmlunit.HtmlUnitMouse.click(HtmlUnitMouse.java:67)	at org.openqa.selenium.htmlunit.HtmlUnitWebElement.click(HtmlUnitWebElement.java:154)	at javax.portlet.tck.driver.BugTest.main(BugTest.java:63)