# Apache Airflow 2.4.2 — Release & Upgrade Intelligence
- **Product:** Apache Airflow (https://airflow.apache.org)
- **Version:** 2.4.2
- **Released:** Oct 24, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/airflow/updates/2.4.2/

## Executive Summary (TL;DR)
Apache Airflow 2.4.2. Source highlight: Make tracebacks opt-in (#27059)

## New Features
- add icon legend to datasets graph (#26781)
- Add a note against use of top level code in timetable (#26649)

## Bug Fixes
- Make tracebacks opt-in (#27059)
- Add missing AUTOINC/SERIAL for FAB tables (#26885)
- Add separate error handler for 405(Method not allowed) errors (#26880)
- Don't re-patch pods that are already controlled by current worker (#26778)
- Handle mapped tasks in task duration chart (#26722)
- Fix task duration cumulative chart (#26717)