# /v2/adCampaignGroupsV2 stops working

Calls to /v2/adCampaignGroupsV2* on LinkedIn API stopped working on December 16, 2024.

- API: LinkedIn API (api.linkedin.com)
- Kind: Version retirement
- Takes effect: December 16, 2024
- Calls after that day: fail
- Calls it hits: `/v2/adCampaignGroupsV2*`
- Source: [Announcement](https://learn.microsoft.com/en-us/linkedin/marketing/integrations/migrations)
- Page: https://www.okapi.bot/providers/linkedin-api/breaking-changes/v2-adcampaigngroupsv2-stops-working/

## What to use instead

Call the versioned API (/rest/adAccounts/{id}/adCampaignGroups) with a LinkedIn-Version header (YYYYMM).

## LinkedIn API's words

> Developers using LinkedIn Marketing APIs unversioned to migrate to the latest versions. | December 16, 2024 | Deprecated