undefined method `unique_project_download_limit_enabled?' for nil:NilClass (NoMethodError)

Summary

Requests to /api/v4/groups fail with:

NoMethodError

undefined method `unique_project_download_limit_enabled?' for nil:NilClass (NoMethodError)

        next unless root_namespace.unique_project_download_limit_enabled?
                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

Steps to reproduce

Send a request to the endpoint

Example Project

/

What is the current bug behavior?

Error is returned

What is the expected correct behavior?

The endpoint does not return a 500

Relevant logs and/or screenshots

• https://log.gprd.gitlab.net/app/r/s/5NCjN
• https://new-sentry.gitlab.net/organizations/gitlab/issues/1021215/?query=is%3Aunresolved+correlation_id%3A9314fa4528deb45b47aa7234b649a34d&referrer=issue-stream&statsPeriod=14d&stream_index=0

Output of checks

This bug happens on GitLab.com - GitLab Enterprise Edition 17.5.0-pre c817d4fdb97

Possible fixes