Warning: Undefined array key "url"
>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3594358. --> Reported by: [m@ster](https://www.drupal.org/user/65194) >>> <p>Hey, unfortunately it's still valid case for 5.0.x </p> <pre>Warning: Undefined array key "url":<br>...<br>elseif (isset($url) &amp;&amp; $item['url'] === $url-&gt;setAbsolute(FALSE)-&gt;toString()) <br>{&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>&nbsp; // Remove as we already have the back to site link set.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>&nbsp; unset($variables['breadcrumb'][$key]);&nbsp;&nbsp;&nbsp; <br>}<br>...</pre> > Related issue: [Issue #3396107](https://www.drupal.org/node/3396107)
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