Can't open dmg for combo update to 10.14: corrupt image
Get macOS Mojave directly from the App Store and install it. This will give you the most recent version of 10.14.6, you won't need to run the combo updater afterwards.
Get macOS Mojave directly from the App Store and install it. This will give you the most recent version of 10.14.6, you won't need to run the combo updater afterwards.