Common Google Drive Errors
401 Unauthorized
- Refresh token is invalid or revoked
- Client ID/secret mismatch
- Access token expired (if using access token only)
Fix: Re-generate tokens and confirm you are using the correct Google Cloud OAuth client.
403 Forbidden
- Insufficient permissions for the destination folder
- Drive scope does not allow required action
Fix: Ensure your OAuth scope and folder permissions are correct.
Destination Folder Not Found
- Folder ID is wrong
- Folder exists but account lacks access
Fix: Verify folder ID and share folder with the Google account used for OAuth (if applicable).
Next Steps
- Run a small test upload first
- Verify the file appears in Google Drive