Even carefully constructed programs can encounter errors during execution. This chapter focuses on how to manage these situations in Julia. You will learn to identify common error sources and apply techniques for handling them gracefully. We will examine the use of try-catch blocks for exception management, the role of the finally clause in ensuring cleanup operations, and methods for defining custom error types. Furthermore, this chapter introduces fundamental debugging strategies to assist you in diagnosing and resolving issues, contributing to more dependable code.