Feature items block is broken

Description

Stepd

Error message

[2017-05-19 12:27:44] request.CRITICAL: Uncaught PHP Exception Symfony\Component\Form\Exception\InvalidArgumentException: "Could not load type "integrated_sortable_collection"" at /home/integrated-latest/vendor/symfony/symfony/src/Symfony/Component/Form/FormRegistry.php line 92 {"exception":"[object] (Symfony\\Component\\Form\\Exception
InvalidArgumentException(code: 0): Could not load type \"integrated_sortable_collection\" at /home/integrated-latest/vendor/symfony/symfony/src/Symfony/Component/Form/FormRegistry.php:92)"}
Note: Symfony 2.8 upgrade is expected to be the reason

Technical tasks

None

Deployment actions

None

Assignee

Unassigned

External issue ID

None

Client

Integrated Marijn

Min. hours

None

Dev hour estimate

None

Sprint

None

Fix versions

Configure