Skip to content Skip to navigation Skip to topbar

Twilio Docs

Error and Warning Dictionary Debugging Your Twilio Application Alarms

Messaging
Voice
Video
Serverless
Flex
Studio
All docs...

SDKs
Help Center

Log in
Sign up

Page tools

On this page

ERROR: 12

Description

Possible causes
Possible solutions

Looking for more inspiration?Visit the

Possible causes

Possible solutions

View as Markdown

12: error

ERROR: 12

ERROR

Description

Possible causes

c

Possible solutions

s

Need some help?

We all do sometimes; code is hard. Get help now from our support team, or lean on the wisdom of the crowd by browsing the Twilio tag on Stack Overflow.

Terms of service

Copyright © 2026 Twilio Inc.