Try to open as many pages as possible with your browser dev tools console open to see on which page the error occurs.
Then determine which custom widgets (from the Marketplace) are present on that page and check if they need an update to work with 9.24.5.
You might be helpful to find what is wrong in checkwidgets.
This is accessible from [App] – [Tools] – [ Check Widgets] . Also, you can use update widgets.
I hope it will work for you.