Blog and guides
Learn the WhatsApp Business API
Clear, practical guides for businesses and partners: how the platform works, what it costs, and how to grow without breaking the rules.
Article
WhatsApp error 132016 (template disabled): replace the template without repeating the mistake
What to do after a template is permanently disabled: Meta's two routes (new template or edit and resubmit), a replacement checklist, switching every sender of the old name, and keeping the new one out of the pause cycle.
6 min
Article
WhatsApp error 132068 (Flow blocked): fix the endpoint and the Flow recovers on its own
Why a WhatsApp Flow moves from Published to Throttled (error 132069) and then Blocked (error 132068), which endpoint metrics Meta watches, how to find the failing one, and why Flows without a data endpoint are not affected.
6 min
Article
WhatsApp error 135000 (generic user error): narrow down a request Meta could not understand
A method for 135000, Meta's catch-all for request parameters it could not process: cut the payload to a minimal message, add fields back in halves, check encoding, and file a ticket with the fbtrace_id.
6 min
Article
WhatsApp error 4 (too many API calls): your Meta app hit its call limit, not your phone number
Error 4 is an app-level limit: every call your Meta app makes counts, across all the WhatsApp accounts it serves. How to check the App Dashboard and the X-App-Usage header, find the polling loop that causes it, and retry safely.
6 min
Article
WhatsApp error 80007 (rate limit issues): too many calls for one WhatsApp Business account
Error 80007 caps API requests per app per WhatsApp Business account: 200 an hour until a number is registered, 5,000 after. Why onboarding scripts and template polling hit it, and how to plan calls.
5 min
Article
"This chat is with a business account": what it means and is it safe?
What WhatsApp's business-chat notices mean for you: who can read the chat, what the business may do with it, when to trust it, and how to block or report a business.
8 min
Article
WhatsApp error 130472 (user's number is part of an experiment): what it means and what to do
Meta's marketing message experiment explained: which users get 130472, why marketing templates to them fail and are not billed, the two conditions that let messages through, and how to plan campaigns around it.
6 min
Article
WhatsApp error 131000 ("Something went wrong"): how to debug an unknown Cloud API error
131000 is the code Meta returns when a send fails for a reason it does not classify. A triage table for one-off vs repeated failures, a back-off retry policy, and a support ticket checklist.
8 min
Article
WhatsApp error 131026 (message undeliverable): the causes Meta lists and a diagnosis checklist
The three reasons Meta gives for 131026 (no WhatsApp account, terms not accepted, outdated app), the minimum app versions, a step-by-step diagnosis checklist and when to stop retrying.
7 min
Article
WhatsApp error 131042 (business eligibility payment issue): causes and fixes
What Meta means by 131042, the eight billing problems it lists, how India prepaid accounts hit it, and how to tell Meta's 131042 apart from the one Broadchat's channel API returns when a channel wallet is short.
8 min
Article
WhatsApp error 131047 (re-engagement message): what it means and how to fix it
Why free-form replies fail with 131047 once 24 hours pass since the customer's last message, how to resend as an approved template, and how to check the window in code before sending.
8 min
Article
WhatsApp error 131051 (unsupported message type): inbound and outbound causes explained
131051 shows up in two places: incoming webhooks with type unsupported (a customer sent something the API cannot show) and failed sends with an invalid type. How to recognise each, the webhook payload, and what to do.
7 min
Article
WhatsApp error 131056 (pair rate limit): how fast you can message one person, and how to retry
What the business-to-user pair rate limit is, the numbers Meta publishes (one message per 6 seconds, bursts of up to 45), why bots and tests trip it, and a 4^X backoff you can copy.
7 min
Article
WhatsApp error 131064: messaging limit reached due to template classification violations, and the fix
Meta's definition of 131064 (added 17 Apr 2026), how it ties to utility template misuse enforcement, the webhook that tells you when it ends, how to audit your templates and how it differs from 131049 and 131048.
7 min
Article
WhatsApp error 132001 (template name does not exist in the translation): how to fix it
Why template sends fail with 132001 even when the template is visible in WhatsApp Manager: language locale mismatches, templates still in review or rejected, edits, deletions and templates that belong to another WhatsApp Business account.
7 min
Article
WhatsApp error 133010 (account not registered): register your number on the Cloud API
Why sends fail with 133010 after adding a number, a display name change or a deregistration, how to call the register endpoint with the two-step verification PIN, and how to handle 133005, 133006, 133015 and 133016 along the way.
7 min
Article
WhatsApp error 368 (temporarily blocked for policy violations): what to do next
What error 368 tells you about your WhatsApp Business account, the restriction durations Meta uses, where the violation is explained, how to request a review, and how 368 differs from 131031, 130497 and 131048.
8 min
Article
WhatsApp new chat limit: the monthly cap on messaging people who don't reply, explained
What WhatsApp has actually said about its monthly limit on messages to people who haven't replied, how it differs from the broadcast limit, account restrictions and API tiers, and what a business should do instead.
9 min
Article
WhatsApp standard account vs business account: what each label means, including the blue tick
Standard account, business account, verified badge, Meta Verified and Official Business Account: what customers see for each, what "registered as a standard account" means, and how a business gets each status.
9 min
Article
Diwali WhatsApp marketing playbook for 2026: countdown, templates and budget
A week-by-week Diwali 2026 run-of-show for WhatsApp: segments, template approval, messaging limits, wallet, the Dhanteras send, delivery cut-offs, greetings and the post-Diwali follow-up.
9 min
Article
When are WhatsApp Business API messages free? Ad windows, 1,000 free replies and the traps
A complete list of when WhatsApp Business Platform messages cost nothing after the October 2026 changes, a worked month for an ad-led brand, and the outdated assumptions that quietly inflate bills.
8 min
Article
GST and invoicing for WhatsApp API resellers in India: what to sort out with your CA
General GST and invoicing guidance for Indian WhatsApp API resellers: when registration applies, what a tax invoice must show, the open questions about messaging wallets, and how Broadchat's partner invoices fit in.
6 min
Article
Keyword vs button vs AI chatbots on WhatsApp: which one should you use?
A practical comparison of keyword-triggered, button-based and AI chatbots on WhatsApp, with a decision table by use case, real failure modes and a hybrid flow you can build.
7 min
Article
Official vs unofficial WhatsApp API: bulk sender tools, ban risk and what the policy says
How unofficial WhatsApp bulk senders work, what WhatsApp's terms and messaging guidelines say about them, why numbers get banned, and what the official WhatsApp Business Platform does differently.
7 min
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