use backslashes ( C:\Users\runneradmin\.npm ) and case-insensitive paths.
Set the CI_DEBUG_TRACE variable to true in your .gitlab-ci.yml .
Cache saved successfully Another save for the same key is in progress
To see exactly what the cache action is doing—including the resolved keys and download attempts—enable debug logging in GitHub Actions Navigate to your repository Secrets and variables Add a new repository variable: ACTIONS_STEP_DEBUG with the value Re-run your workflow. You will now see detailed messages in the logs. 2. Verify Your Cache Key Ensure your debug-action-cache
hashFiles('package-lock.json') = d41d8cd98f00b204e9800998ecf8427e
When your pipeline breaks due to a stale dependency, or runs frustratingly slow because it refuses to hit the cache, you need to debug the system. This process is governed by a concept known as .
Here’s an interesting, practical guide to understanding and debugging — specifically focusing on the actions/cache step and common "cache not restored" or "cache save failed" issues. use backslashes ( C:\Users\runneradmin\
Cache not found for key: ubuntu-latest-npm-d41d8cd98f00b204e9800998ecf8427e
If your logs say "Cache restored successfully" but your tools still rebuild from scratch (a common "soft" vs "solid" content issue), check your .
Look for the [debug] restoreKeys line:
Or run a manual workflow with:
- name: Cache Node.js modules uses: actions/cache@v4 with: path: ~/.npm key: $ runner.os -node-$ hashFiles('**/package-lock.json') restore-keys: | $ runner.os -node- Use code with caution.