Error 30100
Product: Programmable SMS
ERROR - 30100
Domain SID is invalid
The Domain SID included in your request is not a valid Domain for your Twilio Organization. The Domain SID included in your request is not a valid Domain for your Twilio Organization.
Possible Causes
The Domain SID you're using could belong to another Organization. It could also potentially be an issue of copy and pasting. You may be providing a URL instead of a Domain SID in the Domain SID field.
Possible Solutions
Check the Domain SID from your Organization through the Admin Center.