This is a patch release for Varnish Controller with the following fixes:
This is a regression introduced in release 5.1.2. Releases prior to 5.1.2 are not affected.
See Varnish Controller Changelog for more details on the changes and the upgrade notes for more details on how to upgrade.
Take a look at the Varnish Controller Deprecation page to prepare for upcoming major changes.
This update is recommended for all users.