Bug#865015: debian-installer: Live installers are unable to start, "There was a problem reading data from the CD-ROM"

Sorry, there was a typo. I said that the ISO I tested is "debian-9.0.0-amd64-i386-netinst.iso”, however it was "debian-live-9.0.0-amd64-gnome.iso”. BTW, here are two screenshots showing the mentioned errors: https://matrix.org/_matrix/media/v1/download/matrix.org/bWUljOUExCCXNbTfKonuQYVS

Bug#782456:

> Are you using the opensource drivers here or the closed source one? > Because I've a radeon at home as my main desktop and it's working > perfectly for me. Yes, I'm on the libre drivers (Gallium 0.4) in an old graphics card, a Radeon 2400. > So in that case, the plymouth-quit.service is not

Bug#782456: Quick update

OK, so adding `plymouth-quit.service` anywhere at `display-manager.service` breaks the boot sequence. Why is it? I read this old report on Fedora where they masked the Plymouth service as a Q patch. Perhaps may be useful? https://bugzilla.redhat.com/show_bug.cgi?id=817462