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Warning 21710

Product: Programmable SMS

WARNING - 21710

Phone Number Already Exists in Messaging Service

The phone number, short code or alpha sender ID already exists in the Messaging Service.

Possible Causes

  • Multiple requests were made to add the phone number, short code or alpha sender ID to the Messaging Service’s Sender Pool.
  • The phone number, short code or alpha sender ID was already added at an earlier time.

Possible Solutions

  • If you know this phone number is properly associated with the Messaging Service, do nothing.
  • Remove the existing phone number, short code or alpha sender ID from the Messaging Service and add it back to the Messaging Service’s Sender Pool.
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