If the selected deployment OS is *not* bionic+, e.g. it is Xenial, clicking on 'Register as MAAS KVM host' doesn't automatically set bionic, but rather, it removes the selection and allows the deployment (which is tracked in (https://bugs.launchpad.net/maas/+bug/1804547)
1. Import Xenial/Bionic images
2. Select Xenial as the deployment OS
3. Click on 'Register MAAS KVM host' -> the OS selection gets reset to nothing instead of auto-selecting Bionic
4. It allows it to be deployed without setting the OS (see https://bugs.launchpad.net/maas/+bug/1804547)
If the selected deployment OS is *not* bionic+, e.g. it is Xenial, clicking on 'Register as MAAS KVM host' doesn't automatically set bionic, but rather, it removes the selection and allows the deployment (which is tracked in (https:/ /bugs.launchpad .net/maas/ +bug/1804547)
1. Import Xenial/Bionic images /bugs.launchpad .net/maas/ +bug/1804547)
2. Select Xenial as the deployment OS
3. Click on 'Register MAAS KVM host' -> the OS selection gets reset to nothing instead of auto-selecting Bionic
4. It allows it to be deployed without setting the OS (see https:/