Troubleshooting
Fix common Twilio SMS issues like missing phone numbers, formatting errors, and configuration problems.
Use this page when SMS doesn’t send, or a Twilio SMS flow node shows an error in the flow logs.
Where to check errors
Open the related booking/consultation → Flow Logs to see the exact error message for the Twilio node.
Quick Checks (Most Common)
- Is Twilio installed and active? Extensions → Twilio SMS
- Is Twilio configured? Twilio SMS → Settings
- Phone number (E.164)
- Account SID
- Auth token
- Does the recipient have a phone number? (client/artist profile)
- Is your webhook callback URL public + HTTPS?
- Twilio delivery callbacks use
YOUR_PUBLIC_API_URL/webhook/twilio/<organizationId>/status - Base URL is resolved from
TWILIO_WEBHOOK_BASE_URL,WEBHOOK_BASE_URL,RESEND_WEBHOOK_BASE_URL, orNEXT_PUBLIC_API_URL
- Twilio delivery callbacks use
- Webhook status in settings
- Extensions → Twilio SMS → Settings → Webhook
- If it says Needs Repair, click Repair Webhook
Common Errors And Fixes
Related
Setup
Install Twilio SMS, configure credentials and sender number, and send a test message.
Recheck credentials, sender number, test SMS, and webhook settings.
Using SMS In Flows
Send automated SMS messages to clients and members with the Twilio SMS flow node.
Review recipient and phone-number requirements.
Twilio SMS FAQ
Common questions about sending SMS via Twilio from TatTool.
Get quick answers to common SMS questions.