Failed To Download Action 'https //api.github.com/repos/actions/checkout/tarball |work| May 2026

: Ensure your runner can make outbound HTTPS connections over Port 443 to api.github.com and github.com . Check for DNS resolution issues or intermittent local network outages. 2. GitHub API Rate Limiting (Error 429)

The error Failed to download action 'https://api.github.com/repos/actions/checkout/tarball/...' is a common blocker in GitHub Actions workflows. It usually occurs during the phase when the GitHub runner attempts to retrieve the source code for the actions/checkout step before your custom steps even begin. Common Causes and Fixes 1. Network Connectivity Issues : Ensure your runner can make outbound HTTPS

If your organization runs a high volume of workflows simultaneously, you might hit GitHub's API rate limits. GitHub API Rate Limiting (Error 429) The error

Occasionally, GitHub’s internal code caching system or API services experience degraded performance or outages. Network Connectivity Issues If your organization runs a

This is the most frequent cause, especially for . If your runner is behind a restrictive firewall or proxy, it may fail to reach the GitHub API endpoints.

: If you see a 429 (Too Many Requests) status code, you may need to implement a staggering strategy for your workflows or use an Actions cache server to serve local copies of frequently used actions. 3. GitHub Service Outages (Error 503)