>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3283568. --> Reported by: [volkerk](https://www.drupal.org/user/57527) Related to !321 >>> <h3 id="summary-problem-motivation">Problem/Motivation</h3> <p>Make the meta sidebar, introduced in <span class="drupalorg-gitlab-issue-link drupalorg-gitlab-link-wrapper"><a href="https://git.drupalcode.org/project/gin/-/work_items/3187407" class="drupalorg-gitlab-link">https://git.drupalcode.org/project/gin/-/work_items/3187407</a></span> interact with the toolbar menu<br> <img src="https://www.drupal.org/files/issues/2022-06-01/gin-toolbar-and-sidebar.png" alt=""></p> <h3 id="summary-proposed-resolution">Proposed resolution</h3> <p>Hide the opposite one when one is expanded.</p> <h3 id="summary-remaining-tasks">Remaining tasks</h3> <h3 id="summary-ui-changes">User interface changes</h3> <h3 id="summary-api-changes">API changes</h3> <h3 id="summary-data-model-changes">Data model changes</h3>