GitHub Actions Tutorial — Troubleshooting
Chapter 14 — Troubleshooting
Workflows fail. Steps time out. Secrets go missing. This chapter covers systematic approaches to diagnosing and fixing GitHub Actions issues — from reading logs to running workflows locally.
What You’ll Learn
- Enabling debug and step-level logging
- Diagnosing the most common error patterns
- Running workflows locally with
act - Reading and interpreting workflow run logs
- Systematic debugging strategies
Topics Covered
1. Debug Logging
Enable verbose output to see what’s happening under the hood.
2. Common Errors
The errors you’ll see most often — and how to fix them.
3. Act (Local Testing)
Run GitHub Actions workflows on your local machine.
4. Reading Logs
Navigate and interpret workflow run logs effectively.
5. Debugging Strategies
A systematic approach to isolating and fixing workflow failures.
Practice
Test your understanding with hands-on exercises.
← Previous: Chapter 13: Deployments
Next: Chapter 15: Practice Projects →
