# Precondition Failed | Field | Value | | --- | --- | | Type URI | `https://developer-next.ingrid.com/ingrid-api/errors/common/precondition-failed` | | Title | Precondition Failed | | Recommended Status | 412 Precondition Failed | ## Common Causes - The `If-Match` or `If-Unmodified-Since` header condition was not satisfied - The resource has changed since the provided ETag was issued - A required precondition for the operation was not met ## Example Response ```json { "type": "https://developer-next.ingrid.com/ingrid-api/errors/common/precondition-failed", "title": "Precondition Failed", "status": 412, "detail": "The precondition specified in the request headers was not met.", "trace_id": "abc-123-def-456" } ```