Troubleshooting tips if your SMS are not sending:


Messages will not send if the body exceed the limit of 1600 characters.

If you are using a trigger to send sms. Check the body of message. Also, check to see if there is a custom value of {{message.body}}


Example, if someone replies via email and there email exceed the limit of 1600 characters, the message will not send if you have the custom value {{message.body}}



Other Reasons for SMS Not Sending



Please Note: There is a file size limit of 500mb when attaching videos to SMS messages




Login to https://www.twilio.com/login

Go to the top right -> Click Account -> Click Subaccounts





If there are too many subaccounts inside Twilio, you can go back to HL and copy the Account SIN for that location to search in Twilio:











Search based on the Twilio Subaccount SID in HighLevel agency settings -> Twilio
Paste the Account SID here:







Left panel, Click Monitor -> Errors -> Messaging

Put the lead's phone number (remove all phone format) in the TO field:




Click the Date on the left for further details:

If it says delivered but the contact is not receiving it, grab this Message SID and open a ticket with Twilio support








Check if the Twilio number is MMS capable:




Click Phone numbers:







If the phone number is not limited to send/receive calls/SMS to domestic numbers only, and you still can't receive SMS/Calls, please make sure that your Geo permissions are unlocked.


Twilio help article:

https://support.twilio.com/hc/en-us/articles/223180168-What-Are-Geographic-Permissions-and-Why-do-They-Exist-



HL's Help article on geo permission issue:https://gohighlevelassist.freshdesk.com/support/solutions/articles/48000981435-geo-permissions-issues