# 30900: Campaign rejection - The campaign use case is ineligible for registration.

Log Type: APPLICATION

Log Level: ERROR

## Description

The campaign use case provided as part of registration request is ineligible for registration.

### Possible causes

Reasons for this failure can be:

* Provided use case is not supported yet.
* Campaign use case not supported by one of the carriers.
* The brand is not qualified to run campaign of provide use case for one of the carriers.
* The brand with use case campaign is not within sub-usecase bounds.
* The for profit, public brand has not completed Auth+ which is required before a new campaign can be created.

### Possible solutions

* Try to select another use case for campaign registration that reflects your A2P Messaging use case with Twilio
* Complete Auth+ for the brand and retry registration.
* Reach out to support with campaign details for resolution.