2 results
2026-04-27 Troubleshooting 403 401 Permissions Scopes
403/401 is returned (permissions and scopes)

How to isolate the cause when an API call returns 401 or 403. Explains the typical cases: invalid token, insufficient scope, no store access permission, and User-scope review not passed.

2026-04-27 Troubleshooting User scopes Review
app_not_approved is returned for User-scope calls

What to check when using a User-scope results in an app_not_approved error. Explains development with a sandbox slot, applying for review, and the flow from sandbox to production.