Error 21730
Product: Programmable SMS
ERROR - 21730
System under maintenance. Please try again later.
This error is returned by Twilio Systems when the system is going through a scheduled maintenance. During this maintenance window some of the operations are not allowed and this error is returned.
Possible Causes
Currently the system is going through some maintenance.
Possible Solutions
Try again later because once maintenance activity is completed all requests are processed successfully.