---
title: "2103 Release Notes - 2021-03-10"
date: "2025-09-12T05:57:24+00:00"
summary: "Release notes: CDP updates for campaigns, output connectors, and UI fixes. Improved error messages and resolved issues with segments and campaign management."
image:
type: "announcement"
url: "/customer-data-platform/release/2021-03-10/79606-2103-release-notes-2021-03-10"
id: "b907f724-145f-4fa2-bdd4-7c6c223d0ee0"
---

  

**Area**

**Type**

**Description**

All Output Connectors

Change

The error messages in the campaign output step on the CDP user interface are updated to guide users to the correct process for raising complaints or cases.

Campaigns+

Fix

CDP user interface didn’t display the **Machine Learning Segments** content model.

Campaigns+

Fix

Owing to the retention cleanup process done as part of housekeeping, campaigns failed.

Campaigns+

Fix

Users were unable to stop any campaign manually on the campaign output step.

Campaigns+

Fix

Values of echo headers flipped in the output.