AJAX :: Microsoft JScript Runtime Error Sys Is Undefined Error?
Feb 23, 2011
I am getting microsoft jscript runtime error.I am using Ajax extensions(3.5).Yesterday it was working fine but today i am getting this error.In another page i am using script manager there i am not getting error when i try to upload data into database i am getting error.
I am calling above funtion from java script and i am getting above errori have added toolkitscriptmanager on pagei am using .net 2010it works fine for .net 2005i have latest version of ajax tool kit i also tried with ajaxscriptmanager
I have used url routing on my website to route the user to his/her profile page once he has entered username in the url. The whole website runs fine without any problem except for the case after url routing. When a username is typed in the url after the website name then the routed aspx page opens up giving the following error:
Microsoft JScript runtime error: 'WebPartManager' is undefined
In this particular child page i have used a webpartmanager inside an update panel as it is the right approach which i found out over the web. The code used in global.asax file is:
i'm trying to use the ajax control toolkit but each time i'm trying to run my project i'm getting a:
"Microsoft JScript runtime error: Sys.ArgumentUndefinedException: Value cannot be undefined. Parameter name: type " Error.
if i hit the continue button the page loads but without the functionality of the control,the control that i'm trying to use is the AutoCompleteExtender.
i followed all the video tutorials and read many post about this toolkit but found nothing about this error.
i tried this on both web developr 2008, 2010 and visual studio 2008.
I am having problems with an intermitent error in an ASP.Net Ajax enabled website. The error I am receiving is the old faithful "Microsoft JScript runtime error: 'Sys' is undefined" error. Googling this error usually turns up the suggestion to add the correct "httpHandlers" and "httpModules" into the "web.Config" file. The web.config file for this project already has the following lines for those two sections. See below:
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The error is intemittent, it sometimes does not present at all when debugging a page, and other times it will present constitently for anything up to a day or so?
BTW, we are using Telerik ajax controls on the page. One of our custom JavaScripts does render before the scriptmanager. ahve tried using both "RadScriptManager1.RegisterClientScriptBlock(...)" and "ClientScript.RegisterClientScriptBlock(...)" but both seem to render the script block above the "Sys.WebForms.PageRequestManager._initialize(...)" line.
I have to call a web service from JavaScript using .net framework 2.0 and Visual Studio 2008. I am able to do this successfully using .net framework 3.5 and Visual Studio 2008, but since the application is in .net framework 2.0, I downloaded the ASP.NET 2.0 AJAX Extensions.When I run the application I get the above error at
i am using this in the heder of my master page but every time i am going to run the project i got this error "Microsoft JScript runtime error: 'readyBound' is undefined"or when use jquery in genral i got "microsoft jscript runtime error object doesn't support this property or method" + "$("#tabs").tabs();"
We've got a VS 2008 ASP.NET app, which is running internally. I've had some older versions of the pages on my system, and a colleague of mine has been updating them. Recently she started to this error: Microsoft JScript runtime error: RSClientController is undefined. And after that several other errors start popping up, as the page is rendered. (While debugging the page, it stops at several lines to complain about this and other items that were being rendered.)
Anyway, once I got the latest versions of everything checked into source control, I too started to get the same error message. What causes it? How do you fix it?
I have a gridview within update panel, in gridview i have footer button to add new row in grid. When i click on footer button to add new row it generate javascript error like "Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerServerErrorException: An unknown error occurred while processing the request on the server. The status code returned from the server was: 500 "
i am trying to upload excel data into datbase i am getting jscript error but data is uploading sucessfully.I am using ajax extension. Same code i am using for uploading text file data but i am not getting any error.
Modal not showing up when show is called, also error on loading page. Attaching code below, can anyone help me discover my syntax / logic issues here?
NOTE: Did some research on this before posting, some claimed it can be an issue of where the modal is placed on the page in relation to the update panel I am using. I have tried different placements of the modal extender and I also tried removing the update panel all together in hopes to at least see the modal show, no go...same issue. So with that, the issue shouldnt be around the use of the update panel...
Here is the error: icrosoft JScript runtime error: Sys.ArgumentNullException: Value cannot be null. Parameter name: elements
I used the following function in my ASP.Net Project (which contains ajax controls)
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Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerParserErrorException: The message received from the server could not be parsed. Common causes for this error are when the response is modified by calls to Response.Write(), response filters, HttpModules, or server trace is enabled.
I searched online for solution and got to know its the problem of asp.net ajax. None of solutions (that I found like Add EnableViewState=false, etc.) worked for me.
To demonstrate my issue in ver simple. I have a button in Ajax updatepanel section. When i try to call the script from button click event i am getting the following error.
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My error code is..
Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerParserErrorException: The message received from the server could not be parsed. Common causes for this error are when the response is modified by calls to Response.Write(), response filters, HttpModules, or server trace is enabled. Details: Error parsing near '<Script Language = ''.
I have created an AJAX Server Control Extender which uses the Sys.Timer-object in the client behavior. It worked at first, but suddenly I started to get "Microsoft JScript runtime error: Object expected" when running the page with the extender. When debugging, I see that the line - this._timer = new Sys.Timer(); - in my .js-file which fires the error is the bold line in this function:
when I run my site that used Slideshow Extender, i get this Error:
Microsoft JScript runtime error: Sys.InvalidOperationException: Can't add a handler for the error event using this method. Please set the window.onerror property instead.
in localhost i ignore this Error and Slideshow Extender works correct.
but when i publish the site I have JScript Error and Slideshow Extender not be loaded.
have a problem on my application, i am using LightBox javascript that is using prototype.js library, and when i open any pop up that is having script manager it generate this error:Microsoft JScript runtime error: Sys.InvalidOperationException: The PageRequestManager cannot be initialized more than once.I know that is because i have scriptmanager on the parent page that opened the pop up and its something relates to prototype.js but i dont know the connection!
I am using Ajax Combobox's in my application. The controls are re-created dynamically on page_load after postback. But I keep receiving this error when selecting an item from the ajax combobox when i run the application.Microsoft JScript runtime error: Sys.WebForms.PageRequestManagerServerErrorException: Script controls may not be registered after PreRender.My Master_Page...
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My .aspx page (Content_Page)...
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I had done the above methods based on other posts but it still does not resolve the issue. I must be missing something simple,