This happens with every release of OSX, it's why most long time OSX users are so cautious about upgrading when a new version arrives. Here are a few examples.

This happens with every release of OSX, it's why most long time OSX users are so cautious about upgrading when a new version arrives. Here are a few examples. Yosemite: https://fieldguide.gizmodo.com/the-worst-bugs-in-os-x-yosemite-and-how-to-fix-them-1652690924 https://fieldguide.gizmodo.com/the-worst-bugs-in-os-x-yosemi... Mavericks: https://www.wired.com/2013/10/mavericks-issues-and-fixes/ https://www.wired.com/2013/10/mavericks-issues-and-fixes/ El Capitan: https://www.imobie.com/support/mac-os-x-probelms-and-solutions.htm https://www.imobie.com/support/mac-os-x-probelms-and-solutio... Personally, I remember this as far back as the first upgrade I participated in, from Leopard to Snow Leopard: http://www.ilounge.com/index.php/backstage/comments/problems-with-mac-os-x-10.6-snow-leopard-join-the-sizable-minority http://www.ilounge.com/index.php/backstage/comments/problems... I had trouble finding lists of Sierra's issues due to naming conflicts with High Sierra, but off the top of my head I think that was the version that broke Homebrew's permissions scheme, requiring manual intervention on the part of many users.