Client error: POST https://appleid.apple.com/auth/token resulted in a 400 Bad Request response: {"error":"invalid_grant"} #24
Description
I'm having an issue with the callback. I have double checked clientID, teamID and accountId.
Somebody else has this problem?
Acceptance Criteria
-
invalid_clientfrom Apple's token endpoint is handled with a meaningful error - Package validates
client_id,team_id, andkey_idconfig values on boot (or first use) - Documentation updated with common causes and solutions for this error
Test Coverage
- Unit test: config validation catches missing or malformed credentials
- Integration test: descriptive exception is thrown when credentials are invalid
WSJF Priority Score
- Score: 5.00
- User/Business Value: 6 (Common auth error; often caused by misconfigured creds)
- Time Criticality: 4 (Steady stream of affected users)
- Risk Reduction/Opportunity Enablement: 5 (Config validation at boot prevents silent failures)
- Job Size: 3 points (S — validation + error messaging + docs)
- Calculation: (6 + 4 + 5) ÷ 3 = 5.00