Hi, Today I boot up jammy-desktop-amd64.iso from grub. My 40_custom file
menuentry "Ubuntu 20.04.4 ISO" { set isoimg="/iso/ubuntu-20.04.4-desktop-amd64.iso" loopback loop (hd1,msdos1)$isoimg linux (loop)/casper/vmlinuz boot=casper toram iso-scan/filename=$isoimg initrd (loop)/casper/initrd } menuentry "Ubuntu 22.04 ISO" { set isoimg="/iso/jammy-desktop-amd64.iso" loopback loop (hd1,msdos1)$isoimg linux (loop)/casper/vmlinuz boot=casper toram iso-scan/filename=$isoimg initrd (loop)/casper/initrd } ubuntu 20.04.4 boot up fine. but jammy-destop-amd64.iso is display same messages forever. and I could not Ctrl-C, then I reset PC. init: line 49: can't open /dev/sr0: no medium found -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1967753 Title: Ubuntu Jammy Desktop ISO installer fails to find live filesystem on Mac Pro 2012 (Mac 5,1 Westmere) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1967753/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs