Cron Tasks are not running on some Apache Server

Cron Tasks are not executed if URL rewriting in ACP is enabled.

The generated cron image links to non existing site and generate a http 404.

Fatal error: Uncaught Symfony\Component\Routing\Exception\MissingMandatoryParametersException: Some mandatory parameters are missing ("cron_type") to generate a URL for route "phpbb_cron_run"...

Error Log from Apache 2.4:

Negotiation: discovered file(s) matching request: /path/to/phpbb33/cron (None could be negotiated).

Solution:

Add the following line into the .htaccess in the phpBB Forum root:

Options -MultiViews