NSX-V Controller Deployment Stuck at GRUB Boot Loader

Recently I was playing around with NSX-V in the lab and getting myself more familiar with the automation options available. During the deployment of one of my environments, I couldn’t get the NSX Controllers to come up without failing. NSX Manager would deploy the controller VM, but it sat in a “deploying” state for around 45 minutes and then failed with a message “no route to host”. I checked out the console of one of the controllers directly after deployment and as soon as it booted up it went to the following GRUB boot loader screen: