I'm not sure why this fails for you. And why it fails only from time to time. But looking at this Javascript code I think it can be improved. File a ticket with a failing test case if possible.
On Fri, May 11, 2012 at 5:46 PM, Richard W. Adams <rwada...@up.com> wrote: > We dug into wicket-ajax.js using this version of MSIE 8: > > > > We discovered the problem occurs in this code: > > > > *Wicket.Ajax.Request.prototype = {* > > *....* > * // Method that processes the request states* > * stateChangeCallback: function() { * > > *.....* > > * if (status == 200 || status == "") { // as > stupid as it seems, IE7 sets status to "" on ok* > * // response came without error* > * var responseAsText = t.responseText;* > *....* > > * // parse the response if the callback > needs a DOM tree* > * if (this.parseResponse == true) {* > * var xmldoc; > * > * if > (typeof(window.XMLHttpRequest) != "undefined" && typeof(DOMParser) != > "undefined") { > var parser = new DOMParser();* > * xmldoc = > parser.parseFromString(responseAsText, "text/xml"); > * > * } else if > (window.ActiveXObject) {* > * xmldoc = > t.responseXML;* > * }* > * // invoke the loaded > callback with an xml document* > * > this.loadedCallback(xmldoc); * > * } else {* > * // invoke the loaded > callback with raw string* > * > this.loadedCallback(responseAsText);* > * } * > * if (this.suppressDone == false)* > * this.done();* > * }* > > > The offending code is: > > * xmldoc = t.responseXML;* > > Looking at the contents of t (a transport object), the*transport.responseText > * field is set to the expected xml message, but* transport.responseXML*is > empty and has no XML message. Unfortunately, we could not see where > transport.responseXML variable should have been set. > > Does IE8 have known ajax bugs? Or is there a configuration setting we > should be using to make this work? Or something else? We're willing to dig > into the script more, but don't know where to look, as the Ajax processing > is asynchronous & we can't simply step through the code execution. > > > > > > > From: Martin Grigorov <mgrigo...@apache.org> > To: users@wicket.apache.org > Date: 05/11/2012 07:26 AM > > Subject: Re: Ajax Error in MSIE 8 > ------------------------------ > > > > Don't see anything suspicious. > You'll have to debug what happens in wicket-ajax.js ... > > On Fri, May 11, 2012 at 3:07 PM, Richard W. Adams <rwada...@up.com> wrote: > > Sorry. Should have provided more details: > > > > Wicket Version: 1.4.20 > > > > Operating System: Windows XP > > > > Scenario: Users clicks an icon with an Ajax onclick event. In the event > > handler on the server, we copy the value of one String variable to > another > > String variable in the model, then we call AjaxRequestTarget.addComponent > > twice, to update (1) the receiving text field, and (2) an associated > radio > > button. > > __________________________________________________ > > > > "There are three kinds of lies: lies, damn lies, and statistics." > > Benjamin Disraeli > > > > "Then there was the man who drowned crossing a stream with an average > > depth of six inches." > > W. I. E. Gates > > > > > > > > > > From: Martin Grigorov <mgrigo...@apache.org> > > To: users@wicket.apache.org > > Date: 05/11/2012 02:26 AM > > Subject: Re: Ajax Error in MSIE 8 > > > > > > > > Hi, > > > > Which version of Wicket ? > > In what conditions this happen ? I.e. do you click on a link or do you > > submit a form or ... > > > > On Thu, May 10, 2012 at 11:33 PM, Richard W. Adams <rwada...@up.com> > > wrote: > >> I'm getting Ajax errors that seems to occur only in Internet Explorer 8 > >> (same code works fine in IE9 & Firefox). I'm in a corporate environment > >> where IE8 support is a requirement, so wanted to see if anyone has seen > >> this before & knows of a fix. The Wicket Ajax trace is below; the parser > >> says it can't find the root element in the Ajax response. We've seen > > this > >> same error on various pages, though it doesn't ALWAYS occur: > >> > >> > >> INFO: focus removed from wicket-generated-id-18 > >> INFO: > >> INFO: Initiating Ajax GET request on > >> > > > ?wicket:interface=:6:form:main-box:mp-form:primary-track-box:primary-icon::IBehaviorListener:1:&random=0.9122150377237917 > >> INFO: Invoking pre-call handler(s)... > >> INFO: Received ajax response (4130 characters) > >> INFO: > >> <?xml version="1.0" encoding="UTF-8"?><ajax-response><component > >> id="successFeedback91" ><![CDATA[<div id="successFeedback91" > >> style="display:none"></div>]]></component><component id="infoFeedback93" > >>><![CDATA[<div id="infoFeedback93" > >> style="display:none"></div>]]></component><component > > id="errorFeedback94" > >>><![CDATA[<div id="errorFeedback94" > >> style="display:none"></div>]]></component><component id="warnFeedback92" > >>><![CDATA[<div id="warnFeedback92" > >> style="display:none"></div>]]></component><header-contribution > >> encoding="wicket1" ><![CDATA[<head xmlns:wicket=" > > http://wicket.apache.org > >> "><script type="text/javascript" > >> > > > src="resources/com.uprr.enm.web.mp.behavior.MilepostReference/milepostreference.js"></script> > >> > >> <script type="text/javascript" > >> > > > src="resources/org.apache.wicket.markup.html.WicketEventReference/wicket-event.js"></script> > >> > >> <script type="text/javascript" > >> > > > src="resources/org.apache.wicket.ajax.WicketAjaxReference/wicket-ajax.js"></script> > >> > >> <script type="text/javascript" > >> > > > src="resources/org.apache.wicket.ajax.AbstractDefaultAjaxBehavior/wicket-ajax-debug.js"></script> > >> > >> <script type="text/javascript" > >> id="wicket-ajax-debug-enable"><!--/*--><![CDATA[/*><!--*/ >> > wicketAjaxDebugEnable=true; >> /*-->]^]^>*/</script> > >> > >> </head>]]></header-contribution><component id="primaryMpOther9c" > >>><![CDATA[<input class="numeric ricInputText" value="505.000" > >> name="main-box:mp-form:primary-track-box:primaryMpOther" > >> id="primaryMpOther9c" maxlength="9" size="11" type="text" onblur="var > >> > > > wcall=wicketAjaxPost('?wicket:interface=:6:form:main-box:mp-form:primary-track-box:primaryMpOther::IBehaviorListener:4:-1', > >> wicketSerialize(Wicket.$('primaryMpOther9c')),function() { > >> }.bind(this),function() { }.bind(this), function() {return > >> Wicket.$('primaryMpOther9c') != null;}.bind(this));" xmlns:wicket=" > >> http://wicket.apache.org"/>]]></component><header-contribution > >> encoding="wicket1" ><![CDATA[<head xmlns:wicket=" > > http://wicket.apache.org > >> "><script type="text/javascript" > >> id="attachChoice"><!--/*--><![CDATA[/*><!--*/ >> function > attachChoiceHandlers(markupId, callbackScript) { >> var inputNodes = > wicketGet(markupId).getElementsByTagName('input'); >> for (var i = 0 ; i < > inputNodes.length ; i ++) { >> var inputNode = inputNodes[i]^; >> if > (!inputNode.type) continue; >> if >> > > (!(inputNode.className.indexOf('wicket-'+markupId)>=0)&&!(inputNode.id.indexOf(markupId+'-')>=0)) > >> continue; >> var inputType = inputNode.type.toLowerCase(); >> if > (inputType == 'checkbox' || inputType == 'radio') { >> > Wicket.Event.add(inputNode, 'click', callbackScript); >> } >> } >> } >> > >> /*-->]^]^>*/</script> > >> > >> </head>]]></header-contribution><component id="primaryMpSelection8f" > >>><![CDATA[<span id="primaryMpSelection8f" xmlns:wicket=" > >> http://wicket.apache.org"><input > >> name="main-box:mp-form:primary-track-box:primaryMpSelection" > > type="radio" > >> value="0" id="primaryMpSelection8f-0"/><label > >> for="primaryMpSelection8f-0">Start (503.940)</label><br /> > >> <input name="main-box:mp-form:primary-track-box:primaryMpSelection" > >> type="radio" value="1" id="primaryMpSelection8f-1"/><label > >> for="primaryMpSelection8f-1">End (538.200)</label><br /> > >> <input name="main-box:mp-form:primary-track-box:primaryMpSelection" > >> type="radio" checked="checked" value="2" > >> id="primaryMpSelection8f-2"/><label > >> for="primaryMpSelection8f-2">Other</label><br /> > >> > > > </span>]]></component><evaluate><![CDATA[$('#successFeedback91').trigger('ricolaFeedbackDismissed');]]></evaluate><evaluate><![CDATA[$('#infoFeedback93').trigger('ricolaFeedbackDismissed');]]></evaluate><evaluate><![CDATA[$('#errorFeedback94').trigger('ricolaFeedbackDismissed');]]></evaluate><evaluate><![CDATA[$('#warnFeedback92').trigger('ricolaFeedbackDismissed');]]></evaluate><evaluate><![CDATA[attachChoiceHandlers('primaryMpSelection8f', > >> function() {var > >> > > > wcall=wicketAjaxPost('?wicket:interface=:6:form:main-box:mp-form:primary-track-box:primaryMpSelection::IActivePageBehaviorListener:0:-1&wicket:ignoreIfNotActive=true', > >> > > > wicketSerializeForm(document.getElementById('primaryMpSelection8f',false)),function() > >> { }.bind(this),function() { }.bind(this), function() {return > >> Wicket.$('primaryMpSelection8f') != > >> null;}.bind(this));});]]></evaluate></ajax-response> > >> ERROR: Wicket.Ajax.Call.failure: Error while parsing response: Could not > >> find root <ajax-response> element > >> INFO: Invoking post-call handler(s)... > >> INFO: Invoking failure handler(s)... > >> > >> > >> ** > >> > >> This email and any attachments may contain information that is > > confidential and/or privileged for the sole use of the intended > recipient. > > Any use, review, disclosure, copying, distribution or reliance by > others, > > and any forwarding of this email or its contents, without the express > > permission of the sender is strictly prohibited by law. If you are not > > the intended recipient, please contact the sender immediately, delete the > > e-mail and destroy all copies. > >> ** > > > > > > > > -- > > Martin Grigorov > > jWeekend > > Training, Consulting, Development > > http://jWeekend.com <http://jweekend.com/> > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > > For additional commands, e-mail: users-h...@wicket.apache.org > > > > > > > > > > ** > > > > This email and any attachments may contain information that is > confidential and/or privileged for the sole use of the intended recipient. > Any use, review, disclosure, copying, distribution or reliance by others, > and any forwarding of this email or its contents, without the express > permission of the sender is strictly prohibited by law. If you are not the > intended recipient, please contact the sender immediately, delete the > e-mail and destroy all copies. > > ** > > > > -- > Martin Grigorov > jWeekend > Training, Consulting, Development > http://jWeekend.com <http://jweekend.com/> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > > > > ** > > This email and any attachments may contain information that is > confidential and/or privileged for the sole use of the intended recipient. > Any use, review, disclosure, copying, distribution or reliance by others, > and any forwarding of this email or its contents, without the express > permission of the sender is strictly prohibited by law. If you are not the > intended recipient, please contact the sender immediately, delete the > e-mail and destroy all copies. > ** > -- Martin Grigorov jWeekend Training, Consulting, Development http://jWeekend.com <http://jweekend.com/>