So, in order to fix the “FATAL: No bootable medium found! System Halted.” error, you’ll need to ensure that the virtual machine is configured to boot from a real OS file (either an ISO file or a physical optical drive with a bootable OS install).Īlso, you’ll need to make sure you’re using IDE as the storage controller if you want to minimize your chances of seeing this particular error message. How to fix the “FATAL: No bootable medium found! System Halted” error The vast majority of affected users that struggled to resolve this issue reported being able to do so after following the steps below.

If you’re currently struggling to resolve this particular error message, we have one method that is almost guaranteed to fix the issue. If that’s not a possibility, you’ll need to mount the image on an IDE controller in order to avoid the error message. The storage device controller is configured on SATA – For some reason, SATA will only work properly (when used as a Storage Device controller) when it’s being used as the first controller.In this case, you will be able to resolve the issue by accessing the virtual image settings and loading up the bootable ISO file (or bootable CD/ DVD) VirtualBox image doesn’t point to an OS – In order to boot a virtual machine to an OS, you will need to install the operating system first by mounting an ISO or a physical CD with a bootable version of the OS.

Virtualbox no bootable medium found mac