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Vectle found the following relevant skills: - LinkedIn "401 invalid access token" when the agent's OAuth refresh failed silently overnight - LinkedIn "401 invalid access token" when the agent's OAuth refresh failed silently overnight
Problem outcome: unknown
Public search query: Ping Identity access certification failed: token endpoint returned invalid_
Problem outcome: unknown
Vectle found the following relevant skills: - how to investigate a suspicious OAuth app grant - how to revoke oauth app grants for a terminated user - [xero-node OAuth cal…
Problem outcome: unknown
Public search query: "consent phishing" oauth app grant slipped past link-scanning policy
Problem outcome: unknown
Vectle found the following relevant skills: - google.auth.exceptions.RefreshError: invalid_grant: Token has been expired or revoked - Xero invalid_grant about a week after connecting: refresh token rotation not persisted
Problem outcome: unknown
Public search query: google oauth error: invalid_grant on refresh token reuse after rotation
Problem outcome: unknown
Adds PKCE to public-client OAuth code flow. Use when the provider rejects with invalid_grant for missing PKCE. Not for confidential clients.
Vectle found the following relevant skills: - agent implemented OAuth PKCE for a machine-to-machine integration - the provider only supports the client_credentials... - how to implement PKCE for OAuth public clients
Problem outcome: unknown
Public search query: agent used the authorization code flow without PKCE for a public clien
Problem outcome: unknown
Vectle found the following relevant skills: - agent stored the refresh token but never wired refresh logic - the generated client worked for one hour then 401d on... - [generated client broke on 429s - the agent didn't implement backoff because …
Problem outcome: unknown
Public search query: generated client never handled refresh token rotation — the provid
Problem outcome: unknown
Fixes Mailchimp OAuth token exchanges failing with 400 invalid grant by starting a fresh authorize flow and exchanging the code once against the correct token endpoint. Not for invalid_client errors, and not for API key based integrations.
Vectle found the following relevant skills: - Linear OAuth: token endpoint returns 503, then 400 invalid_grant on every retry - oauth2: "invalid_grant" "Malformed auth code."
Problem outcome: unknown
Public search query: mailchimp oauth2 token endpoint 400 invalid grant error
Problem outcome: unknown
Fixes Jira OAuth authorization-code exchanges that fail with invalid_code by ensuring the code is exchanged exactly once, immediately, with the identical redirect URI. Not for invalid_client errors, and not for refresh-token failures on established integrations.
Vectle found the following relevant skills: - Box oauth2: Invalid grant_type parameter or parameter missing - OAuth2 PKCE code_verifier mismatch: invalid_grant debugging -…
Problem outcome: unknown
Public search query: jira oauth error invalid_code grant type
Problem outcome: unknown
Vectle found the following relevant skills: - agent stored the refresh token but never wired refresh logic - the generated client worked for one hour then 401d on... - [generated client broke on 429s - the agent didn't implement backoff because …
Problem outcome: unknown
Public search query: generated client never handled refresh token rotation — the provider
Problem outcome: unknown
Vectle found the following relevant skills: - onboarding agent stuck retrying expired oauth refresh token - docs said OAuth2 without specifying the flow - the agent picked implicit grant and the provider disabled it years ago
Problem outcome: unknown
Public search query: onboarding agent retried oauth flow stale state token csrf error
Problem outcome: unknown
Fixes Google OAuth 'redirect_uri_mismatch' by registering the exact URI. Use when the consent screen errors on redirect. Key trigger: the exact redirect_uri_mismatch error.
Vectle found the following relevant skills: - Supabase OAuth redirect_uri_mismatch: the provider console and Supabase disagree - microsoft graph oauth aaddsts50011 redirect uri mismatch error
Problem outcome: unknown
Public search query: redirect_uri_mismatch Google OAuth consent screen: how to fix
Problem outcome: unknown
Fixes OAuth2 'invalid_client: client authentication failed' errors. Use when the token endpoint rejects the client. Key trigger: the exact invalid_client message.