133000
WhatsApp error 133000 Registration blocked by a failed earlier deregistration
Needs action from you first
You fix this
Sending and connection errors
Short answer
The number could not be registered because an earlier attempt to deregister it failed. Until the number is deregistered cleanly, it cannot be registered again.
Checked against Meta docs on
2026-08-24
Official source
How to fix it
- Deregister the number again.
- Register it once the deregistration has gone through.
Meta's official wording for this code
Description
A previous deregistration attempt failed.
Meta's suggested solution
Deregister the number again before registering.
Other codes in the same category
Common questions about this code
What does WhatsApp error 133000 mean?
The number could not be registered because an earlier attempt to deregister it failed. Until the number is deregistered cleanly, it cannot be registered again.
Can I just send the message again?
Not before the cause is addressed. Complete the steps above, then send again.
Is this a problem with my account?
You resolve this from your own account settings.
Still hitting this error?
Send us the code and a screenshot and we will read it with you. With LetsBot, the reason each message failed appears next to it in the campaign report instead of a bare number.