Off-topic, but I think the command growisofs -dvd-compat -Z /dev/sr0=image.iso should have 2 dashes before dvd-compat. That is probably the invalid argument error.
Off-topic, but I think the command
growisofs -dvd-compat -Z /dev/sr0=image.iso
should have 2 dashes before dvd-compat. That is probably the invalid argument error.