Trying to tame a modern, fully-featured web application like Drupal can be an exercise in frustration. In this session, we will be going over useful debugging tools and techniques that can help you see into the inner workings of all versions of Drupal. You will be better prepared to start building truly custom features into your projects, and you’ll be able to remain calm when you get the inevitable email that your site is showing the dreaded White Screen Of Death at 4:45 pm on a Friday afternoon.