What causes 'a required anti-forgery token was not supplied or is invalid' error when logging into the system?

This error will occur when the URL needs to have a forward slash ( / ) entered at the end of the path. Example: https://ComplianceOne.Wolterskluwerfs.com/Lending/.

This error can occur when you log in, log out, and save the path to the login screen to your internet browser favorites.