1. When users log into the instance they are getting a "Page not found" error instead of seeing a homepage or dashboard.
2. Some customers might also notice the navpage leading to an infinite loop
The system property "glide.login.home" has been modified to point to a page that no longer exists or the URL is no longer valid or "navpage.do"
Update the system property "glide.login.home" to the OOB value of "home_splash.do?sysparm_direct=true" or adjust it so that it correctly points to a proper path.