8.8.x compatibility
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3182192. -->
Reported by: [acrollet](https://www.drupal.org/user/253909)
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>The latest release of gin is incompatible with Drupal 8.8.10.</p>
<h4 id="summary-steps-reproduce">Steps to reproduce</h4>
<ul>
<li>Install Drupal 8.8.10 and gin</li>
<li>Enable gin</li>
</ul>
<p>Error:</p>
<p><code>Drupal\Core\Asset\Exception\InvalidLibrariesExtendSpecificationException: The specified library "claro/progress" does not exist. in Drupal\Core\Asset\LibraryDiscoveryCollector->applyLibrariesExtend() (line 149 of core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php).</code></p>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Revert to using classy/progress instead.</p>
<h3 id="summary-remaining-tasks">Remaining tasks</h3>
<p>Create patch.</p>
<h3 id="summary-ui-changes">User interface changes</h3>
<p>none.</p>
<h3 id="summary-api-changes">API changes</h3>
<p>none.</p>
<h3 id="summary-data-model-changes">Data model changes</h3>
<p>none.</p>
issue