E21031 — VoiceCallerIDAlreadyExists
This phone number is already registered as a caller ID for the workspace.
- HTTP status:
409 - Type:
conflict_error - Name:
VoiceCallerIDAlreadyExists
What to do
A phone number can be registered once per workspace. List the workspace's verified numbers to find the existing registration's ID, then delete it before registering the number again.
Operations that resolve this:
Related
- Idempotency: safe retries and key reuse rules
- E21xxx — Voice & SIP trunking: every code in this range
- Errors: the full wire contract, status mapping, and error catalog
- Error handling: branching on
typeandcode, validation details, andvendor_code
Related resources
Continue with the documentation, guides and examples for this topic.