Tart fails to run macOS Golden Gate VM

[mikeger]

tart create my-vm --from-ipsw=~/Downloads/UniversalMac_27.0_26A5353q_Restore.ipsw
Installing OS...
77%
Error: An error occurred during installation. Installation failed.

[naikrovek]

it's been ONE day 😄

[mrpippy]

This is a macOS issue: https://developer.apple.com/forums/thread/830118

[ANGRYCONE]

Just put macOS Tahoe 26.5.1 (or any other version) in a VM and then update to macOS 27 from there. (Developer account required)