[Solved] ASP.Net Ajax Error: Cannot set properties of undefined

nauna
 
on Dec 14, 2021 10:23 PM
749 Views

hello,

in my website update panel suddenly stop working even all ajax extender stop working when i check the console it shows following error

please advice

Uncaught TypeError: Cannot set properties of undefined (setting 'scriptsFailed')
    at Sys.WebForms.PageRequestManager._scriptIncludesLoadFailed (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at Sys.WebForms.PageRequestManager.<anonymous> (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1
    at Sys._ScriptLoader._raiseError (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at Sys._ScriptLoader._scriptLoadedHandler (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at Sys._ScriptLoaderTask._completedCallback (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at Sys._ScriptLoaderTask._scriptErrorHandler (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)
    at HTMLScriptElement.<anonymous> (MsAjaxJs?v=c42ygB2U07n37m_Sfa8ZbLGVu4Rr2gsBo7MvUEnJeZ81:1)

 

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nauna
 
on Dec 24, 2021 01:34 AM

There was an error in ajax dll.

Follows the steps to solve the error:

1. Removes the DLL.

2. Add the DLL again to project.

3. Again reference the DLL.