>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3323095. --> Reported by: [claudiu.cristea](https://www.drupal.org/user/56348) Related to !4 >>> <p>Receiving:</p> <pre>Warning: Undefined array key "severity_level" in web/modules/contrib/error_page/src/ErrorPageErrorHandler.php on line 163</pre>