By following these steps, you should be able to diagnose and fix the "The website encountered an unexpected error. Try again later." issue on your Drupal site. This process involves checking logs, clearing cache, reviewing recent changes, and ensuring there are no syntax errors in your Twig templates or PHP files. If you continue to encounter issues, providing specific error messages or logs can help narrow down the problem further.

By following these steps, you can create a slideshow view in Drupal using the Slick Carousel module. This involves setting up the necessary modules, configuring a content type for the slideshow, creating a view to display the slideshow, and placing the block on your desired page. Adding custom CSS and JavaScript can further enhance the appearance and functionality of your slideshow. If you encounter specific issues or need further customization, please provide more details for additional assistance.