I managed to find the solution: update vagrant, update VirtualBox, then update VVV with git pull, move the .vagrant folder, then vagrant up.
Learning Center
How to set up multiple Git push integrations with WPEngine
If you manage multiple sites on the platform, setting up multiple Git push integrations can start to conflict as they’re all at the same domain.
How WordPress.org Plugin Translations Are Handled
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How to Use Actions and Filters to Make a WordPress Plugin Your Own
Actions and filters allow you to modify how a plugin works without hacking away at the plugin itself.
Introduction to Backbone.js using the WP REST API v2
Learn the core concepts of Backbone.js along with a demo of building an interface to fetch and save post details with the WP REST API v2.
How to ensure your WordPress emails get sent using Mandrill
If your WordPress site sends any emails, especially if you have ecommerce set up on your site, you want to ensure those emails get sent properly.
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Having trouble with add_submenu_page? The issue might be the priority.
How to start selling a WordPress plugin using Easy Digital Downloads
Step-by-step instructions on how to setup your sales site for your WordPress plugin using Easy Digital Downloads
How to create a newsletter from your events calendar in WordPress
Setting up a newsletter about upcoming events can be the easiest thing to build your audience and keep them engaged.
How to use responsive image support in WordPress 4.4
Learn what responsive images are and how they will improve your WordPress load time and keep visitors (especially on mobile) happy.