# service_unavailable

**HTTP status:** 503 (Service unavailable)

**Title:** Service unavailable

## Cause

Lelemon is temporarily unavailable. Retry with backoff.

## How to fix it

Retry with backoff and the same Idempotency-Key. Nothing was lost.

Send the same request again.

Parameter: `Idempotency-Key`

Every error carries `requestId` and the `Request-Id` header. Send it when you write to support.

[All error codes](/errors)