Short answer
Why Is My Zapier App Connection Expired?
A Zapier app connection expires when an OAuth token is revoked, a password or permission changes, the provider enforces reauthorization, or the connected user loses access. Confirm the intended account owner, reconnect from App Connections, retest one affected step, and review every Zap that shares the connection.
Common causes
- The connected user changed a password or revoked Zapier access.
- An administrator changed roles, scopes, security policy, or workspace access.
- The app rotates tokens or periodically requires consent.
- The connection belongs to a former employee or the wrong account.
Diagnostic steps
- Identify all Zaps using the connection before making changes.
- Verify the service account still has access to every required object and workspace.
- Reconnect through Zapier App Connections and approve the requested scopes.
- Retest affected triggers and actions, then send a controlled end-to-end event.
Example
A CRM connection authenticates successfully but its user lost access to one pipeline. Reconnecting alone will not fix the action until that permission is restored.
Caveats
Replacing a shared connection can affect many live Zaps. Use a durable service account where the provider and company policy allow it.