{% extends "bundles/TwigBundle/Exception/error.html.twig" %} {% block status_comment %} Something bad happened internally.
There is nothing you could do about this, except trying to reload the page. {% endblock %} {% block admin_info %} {% if exception.class == "Doctrine\\DBAL\\Exception\\ConnectionException" %} Can not connect to database.

Try following things:

{% elseif exception.class == "Twig\\Error\\RuntimeError" and 'manifest.json' in exception.message %} Can not load frontend assets.

Try following things:

{% elseif exception.class == "Doctrine\\DBAL\\Exception\\InvalidFieldNameException" or exception.class == "Doctrine\\DBAL\\Exception\\TableNotFoundException" %} Invalid or not existing database schema.

Try following things:

{% elseif exception.class == "Doctrine\\DBAL\\Exception\\DriverException" %} Error while executing database query.
This is maybe caused by an old database schema.

Try following things:

{% else %} You could try following things, if this error is unexpected: {% endif %} {% endblock %}