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When submitting a bug report, please provide the minimal configuration and required information necessary to reliably reproduce the issue. It
should include a basic Vagrantfile that only contains settings to reproduce the described behavior.

Tip: Before submitting your issue, don't hesitate to remove the above introductory text, possible empty sections (e.g. References), and this tip.

Vagrant version

2.2.18

Host operating system

Windows

Guest operating system

Linux

Vagrantfile

...
  config.vm.disk :disk, name: "home", size: "100GB", file: "./home.vdi"

Debug output

...
Disk 'home' not found in guest. Creating and attaching disk to guest...
...

Expected behavior

Utlize already existing vdi disk instead of creating a new one.

Actual behavior

Created a new disk