>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3305659. --> Reported by: [omkar-pd](https://www.drupal.org/user/3685215) Related to !14 >>> <h3 id="summary-problem-motivation">Problem/Motivation</h3> <p>Getting the following error in D10.</p> <p><code>Uncaught TypeError: inputSelector.once is not a function</code></p> <h4 id="summary-steps-reproduce">Steps to reproduce</h4> <p>1. Add tagify widget to an entity reference field.<br> 2. Try to add content.<br> 3. check the console.</p> <h3 id="summary-proposed-resolution">Proposed resolution</h3> <p><code>&nbsp; 62x: Javascript Deprecation: jQuery.once() is deprecated in Drupal 9.3.0 and will be removed in Drupal 10.0.0. Use the core/once library instead. See https://www.drupal.org/node/3158256</code>.</p> <p>Replace <code>jquery/once</code> by <code>core/once</code></p> <p>see: <a href="https://www.drupal.org/node/3158256">https://www.drupal.org/node/3158256</a></p>