Hi all,
I used the following methods to disable my page when an ajax request begins. The page enables when the request ends. It works perfectly in all browsers except IE11. A javascript error "JavaScript runtime error: Unable to get property 'PageRequestManager'
of undefined or null reference" happened when the page loads.
function InitializeScriptManager() {
Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(BeginRequestHandler);
Sys.WebForms.PageRequestManager.getInstance().add_endRequest(EndRequestHandler);
}
function BeginRequestHandler(sender, args) {
parent.DisablePage();
}
function EndRequestHandler(sender, args) {
parent.EnablePage();
parent.SetFrameHeight();
}
Does any hotfixes are available for the issue? Thanks in advance.
Binoj KN
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