WEBHOOK_UPDATE_OUTCOME_UNKNOWN
500api_errorThe update committed but its stored state could not be read back.
Cause
Returning a response here would have reported endpoint state that may not match what is actually stored, so the call failed instead.
How to fix it
Retry with the SAME Idempotency-Key to receive the authoritative stored row.
Example response
500 WEBHOOK_UPDATE_OUTCOME_UNKNOWN
JSON
{
"error_code": "WEBHOOK_UPDATE_OUTCOME_UNKNOWN",
"error_type": "api_error",
"error_message": "The update committed but its stored state could not be read back.",
"hint": "Retry with the SAME Idempotency-Key to receive the authoritative stored row.",
"docs_url": "https://docs.billerapi.com/errors/WEBHOOK_UPDATE_OUTCOME_UNKNOWN",
"request_id": "d94f5e2a-8c3b-4f1e-9a7d-6b2c1e0f8a34"
}Related
- Error handling — the error envelope shape and how to parse it
- Error code reference — every stable error code
Canonical docs URL: https://docs.billerapi.com/errors/WEBHOOK_UPDATE_OUTCOME_UNKNOWN
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