I’m getting this error as well after updating recently. There was another thread that provided generic advice but it did not solve my problem.
x-body.min.js?ver=6.0.4:1 Uncaught TypeError: window.csGlobal.collapse is not a function
at HTMLDocument. (x-body.min.js?ver=6.0.4:1)
at i (jquery.js?ver=1.12.4:2)
at Object.fireWith [as resolveWith] (jquery.js?ver=1.12.4:2)
at Function.ready (jquery.js?ver=1.12.4:2)
at HTMLDocument.K (jquery.js?ver=1.12.4:2)
My website is www.thinkingcapital.ca