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POAjax Call WebPage Method doesn't work
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  1. POAjax Call WebPage Method doesn't work
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    copied!<p>I do </p> <pre><code>&lt;script type="text/javascript" src="Scripts/jquery-1.4.1.min.js"&gt;&lt;/script&gt; &lt;script type="text/javascript"&gt; function CallPageMethod(methodName, onSuccess, onFail) { var args = ''; var l = arguments.length; if (l &gt; 3) { for (var i = 3; i &lt; l - 1; i += 2) { if (args.length != 0) args += ','; args += '"' + arguments[i] + '":"' + arguments[i + 1] + '"'; } } var loc = window.location.href; loc = (loc.substr(loc.length - 1, 1) == "/") ? loc + "Report.aspx" : loc; $.ajax({ type: "POST", url: loc + "/" + methodName, data: "{" + args + "}", contentType: "application/json; charset=utf-8", dataType: "json", success: onSuccess, fail: onFail }); } function success(response) { alert(response.d); } function fail(response) { alert("&amp;#1054;&amp;#1096;&amp;#1080;&amp;#1073;&amp;#1082;&amp;#1072;."); } function select() { ........... CallPageMethod("SelectBook", success, fail, ...........); } &lt;/script&gt; </code></pre> <p>And my Script Manager is </p> <pre><code>&lt;asp:ScriptManager ID="ScriptManager1" EnableScriptGlobalization="true" EnableScriptLocalization="true" EnablePageMethods="true" EnablePartialRendering="true" runat="server" /&gt; </code></pre> <p>But when I execute select function I got nothing ... no messages at all.</p> <p>Error log :</p> <pre><code> [ArgumentException]: Unknown web method SelectBook. Parameter name: methodName at System.Web.Script.Services.WebServiceData.GetMethodData(String methodName) at System.Web.Handlers.ScriptModule.OnPostAcquireRequestState(Object sender, EventArgs eventArgs) at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean&amp; completedSynchronously) </code></pre> <p>And my web method :</p> <pre><code>&lt;WebMethod()&gt; Public Function SelectBook(ByVal values As String, ByVal valuesG As String, ByVal valuesX As String, ByVal valuesXG As String) As String '.... Return If(((vals.Length = valsG.Length) And (valsX.Length = valsXG.Length)), SQLModule.UpdateAdvCode(vals, valsG, valsX, valsXG), "Ошибка чтения диспетчерских кодов") End Function </code></pre> <p>If I only do alert( CallPageMethod("SelectBook", success, fail, ...........) ) I can see "undefined" , but what undefined ??? I was tried to debug this javascript but can't fix it. It was worked and I understand how it must works, but I just have no idea why it is broken for now and how to fix it. Help me with it please.</p> <p>Some more information</p> <pre><code> Server ASP.NET Development Server/10.0.0.0 Date Thu, 03 Feb 2011 11:30:51 GMT X-AspNet-Version 4.0.30319 Cache-Control private Content-Type text/html; charset=utf-8 Content-Length 3517 Connection Close </code></pre> <p>why close ?</p>
 

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