I have a Laravel project (recently upgraded to version 11) that works perfectly in my development environment. It was also working perfectly in my production environment until yesterday, when all the pages started to generate errors. The git repos in the two environments are in sync, and the current code in the repo is checked out on the production server. The error that is being generated on every page is Undefined variable $component. The start of the PHP file generated from the blade file for the login page, quoted in the “View Exception” that is reported, for example, is