## Issue Description
Please give a thorough description of the issue you're seeing.
Also, please be sure to include any troubleshooting steps that you've already attempted.

## Host System
* OS:
* Packer Version:
* Vagrant Version:
* VirtualBox Version:

## Command Output
Copy the relevant command output here.
If it's long, either post to a gist and add the link here, or isolate the error lines.