Hmm it works for a dangerous grade but got an error for a signed one:
ubuntu-image snap -O vm-image uc20-prod-signed.assert --snap docker_796.snap
Error: Error preparing image: cannot override channels, add devmode snaps, local snaps, or extra snaps with a model of grade higher than dangerous
Hmm it works for a dangerous grade but got an error for a signed one:
ubuntu-image snap -O vm-image uc20-prod- signed. assert --snap docker_796.snap
Error: Error preparing image: cannot override channels, add devmode snaps, local snaps, or extra snaps with a model of grade higher than dangerous
Regards,
Hao