Error-handling
3 artikels over error-handling — praktische gidsen en best practices voor WhatsApp-automatisatie.
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4 min
en
Common WhatsApp API Errors and What They Actually Mean
A field guide to TextMeFlow API errors — 401, 400 invalid_recipient, 409 session errors, 413 media limits and 429 — what each means and how to fix it.
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2 min
en
Stop 400 invalid_recipient Errors — Validating Phone Numbers Before You Send
How to validate phone numbers to E.164 before calling the WhatsApp API, catching bad numbers early instead of a 400 invalid_recipient and a risk-score hit.
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2 min
en
Handling rate limits and message status in the TextMeFlow API
How to handle 429 responses, back off correctly and poll message status with the TextMeFlow API — a practical guide with retry code for Node and Python.