Javascript error : ” ‘Sys’ is undefined “
The "'Sys' is undefined" error in JavaScript typically occurs when the script is trying to access an object or variable named "Sys" that has not been defined or is not…
JavaScript error : ‘document.advanced_search.keywords’, null or not the object
The "'document.advanced_search.keywords', null or not an object" error in JavaScript typically occurs when the script is trying to access a property or method of an object that is null or…
Why Usercontrol show javascript error
A UserControl in ASP.NET is a reusable control that can be added to an ASP.NET page, similar to a custom web component. If a UserControl is causing a JavaScript error,…