Insight in the number, type and severity of errors that happen in a test or production environment is crucial to resolve them, and to make a stable ADF application that is less error-prone. Application errors (and their stack traces) are often hard to retrieve or take a lot of time to find. Project teams commonly depend on the reports of end-users and testers, and they typically do not report all errors or provide insufficient information about them. Development, QA and operational teams can drill down to the error messages, their type, severity, and their stack traces to quickly troubleshoot errors and make the application more stable. Read more here.