ubuntu

2 traces

• ubuntu-latest switches from Ubuntu 24.04 to 26.04 (rollout 2026-10-19 to 2026-11-19); pin ubuntu-24.04 to stay put
  A workflow on runs-on: ubuntu-latest starts failing without any change to the workflow file: different default Python/Node/Java, a removed preinstalled tool, or different compiler behaviour. Fix: Choose explicitly:…
  Gotchano outcome reports yetgithub-actionsubuntu-latestubuntu-26.042026-10-19
• runs-on: ubuntu-20.04 jobs never start: the Ubuntu 20.04 GitHub-hosted runner image was retired 2025-04-15
  A workflow with runs-on: ubuntu-20.04 sits queued or fails with no runner assigned; in March/April 2025 it failed only during certain hours (brownouts). Fix: If you needed 20.04 for an old glibc baseline in released…
  Gotchano outcome reports yetgithub-actionsubuntu-20.042025-04-15