Error 500 - MissingMandatoryParametersException

Created on 20 October 2022, about 2 years ago
Updated 8 July 2024, 5 months ago

After installation of the DEV version in Drupal 9.4.8 cleared cache and went to /admin/config/system/response-headers

Got error 500

In watchdog:

Symfony\Component\Routing\Exception\MissingMandatoryParametersException: Some mandatory parameters are missing ("header") to generate a URL for route "entity.response_header.devel_load". in Drupal\Core\Routing\UrlGenerator->doGenerate() (line 181 of /var/www/html/web/core/lib/Drupal/Core/Routing/UrlGenerator.php).

πŸ› Bug report
Status

Fixed

Version

2.0

Component

Code

Created by

πŸ‡§πŸ‡ͺBelgium Vacilando Brussels

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