Exception Handling is a core concept in software development, in summary it's the process of responding to unwanted or unexpected events when a computer program runs. Although it's definition is crystal clear and the traditional development best patterns also apply to OutSystems, we tend to see Exception Handling being used in OutSystems to handle expected events, and several other recurrent anti-patterns. In this talk we will go through the Exception Handling patterns you should be using in your OutSystems application.