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This page is generated from guides/troubleshooting.md. Changes made here are overwritten the next time the wiki is published.

Diagnosing a failed run

Open the run in Gitea (Actions) and read the last lines of the failing step. Every failure from the sync script is written as

ERROR: [<category>] <message>

The category tells you where to look. A failure outside the script (the job never starts, or stops before the step) is a runner problem.

Category Meaning First thing to check
configuration A secret or a repository setting is missing or malformed Secret names and format, push mirror setup
credentials A service rejected the token (HTTP 401) Token expired, revoked or mistyped
permissions The token is valid but not allowed (HTTP 403, or no GitHub administration access) Token scopes and repository access
api Another HTTP error, or the service was unreachable Service status, runner network
runner No ERROR: line; the run waits, or the job fails before the script Runner online, label, tools

Messages and fixes

Message (start) Category Cause and fix
CREDENTIALS_FOR_GITHUB is missing or empty. configuration Add the secret
CREDENTIALS_FOR_GITHUB must contain valid JSON. configuration The value must be JSON such as {"GITHUB_PAT": "..."}
CREDENTIALS_FOR_GITHUB must be a JSON object. configuration Use an object, not a list or string
CREDENTIALS_FOR_GITHUB must contain a non-empty GITHUB_PAT. configuration Add the GITHUB_PAT key with a token
TOKEN_FOR_GITEA is missing or empty. configuration Add the secret
TOKEN_FOR_GITEA must contain a non-empty GITEA_TOKEN. configuration The JSON form needs a GITEA_TOKEN key
Could not determine the Gitea source repository. configuration The run has no repository name; report as a defect
Expected at most one GitHub push mirror ... found N configuration Keep one GitHub push mirror
Could not determine the GitHub owner and repository ... configuration The mirror address must look like https://github.com/<owner>/<repo>.git
Gitea API request failed with HTTP 401 credentials Create a new Gitea token and update TOKEN_FOR_GITEA
GitHub API request failed with HTTP 401 credentials Create a new GitHub token and update CREDENTIALS_FOR_GITHUB
... HTTP 403 ... (Gitea) permissions Token needs read:repository, and its user needs administrator access to the repository
... HTTP 403 ... (GitHub) permissions Token needs Administration read and write on the mirror repository
The GitHub token cannot administer <repo> permissions Same as above; the token can read the repository but not edit it
... HTTP 404 ... configuration Repository not found, or the token cannot see it; check the mirror address and token repository access
... HTTP 5xx ... api Service problem; re-run later
... API is unreachable ... api Network, DNS or proxy problem on the runner

Not an error

No GitHub push mirror configured for <repo>; nothing to sync. The run succeeds. Not every Gitea repository has a GitHub mirror, so this is expected for those. If the repository should have one, add it in the repository settings.

WARNING: Gitea returned an invalid push mirror list; GitHub metadata was not synced. The run succeeds but nothing was synced. Check that the Gitea version supports the push mirror API and re-run.

Runner problems

See the Runners section. In short: if the run stays waiting, no online runner has the label; if the job fails before the script, the runner image is missing a tool.

Re-running

Use Run workflow (workflow_dispatch) after fixing the cause. The sync is safe to repeat: it overwrites the GitHub description and topics with the Gitea values.