Troubleshooting

Check that you verified your email — re-send the verification from the sign-in page.
If you have 2FA enabled, make sure your device's clock is accurate.
Recently reset your password? Old session cookies are invalidated — clear cookies for the domain.

Webhook didn't fire

Check Workspace settings → Webhooks → Deliveries for the recent attempt and response code.
Five consecutive failures auto-disable the subscription; re-enable to give it a fresh runway.
SSRF guard refuses private/loopback hostnames in production. Use a public URL.

Public API returns 429

You're past the per-plan rate limit. Slow down to the limit shown in Retry-After.
Need higher limits? Upgrade or contact support for an enterprise plan.

I'm not receiving emails

Check spam — verification / reset emails come from lingoseal.com.
Make sure SPF / DKIM aren't blocking via your corporate gateway.
If you're self-hosting and didn't configure Resend (or SMTP), emails log to the server console only.

Stub page — more scenarios will land as customer reports surface them.