Some mandatory parameters are missing

Problem/Motivation

Symfony\Component\Routing\Exception\MissingMandatoryParametersException: Some mandatory parameters are missing ("token_custom") to generate a URL for route "entity.token_custom_type.auto_label". in Drupal\Core\Routing\UrlGenerator->doGenerate() (line 187 of core/lib/Drupal/Core/Routing/UrlGenerator.php).

Steps to reproduce

Installing latest Drupal 10 version then visiting /admin/structure/token-custom/type

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes