Error 21259
Product: Elastic SIP Trunking
ERROR - 21259
Maximum number of SIP Manipulation Polies per account reached
Your account already has the maximum number of Sip Manipulation Policies allowed.
Possible Causes
The number of Sip Manipulation Policies per account cannot exceed the limit. See https://www.twilio.com/docs/sip-trunking/sip-header-manipulation
Possible Solutions
Remove unused Sip Manipulation Policies.