I cannot test this with an ubuntustudio livefs, it doesn't seed the lowlatency-kernel package in Plucky. Instead, I created a Plucky chroot and manually installed the lowlatency-kernel package from release (to confirm the issue) and then from proposed to verify the fix.
1. Confirm the issue with lowlatency-kernel from plucky-release: # sudo debootstrap plucky plucky # sudo chroot plucky # apt-get download lowlatency-kernel Get:1 http://archive.ubuntu.com/ubuntu plucky/main amd64 lowlatency-kernel amd64 1.2 [1928 B] Fetched 1928 B in 0s (4680 B/s) # dpkg --force-all -i lowlatency-kernel_1.2_amd64.deb Selecting previously unselected package lowlatency-kernel. (Reading database ... 12785 files and directories currently installed.) Preparing to unpack lowlatency-kernel_1.2_amd64.deb ... Unpacking lowlatency-kernel (1.2) ... dpkg: lowlatency-kernel: dependency problems, but configuring anyway as you requested: lowlatency-kernel depends on kernel-supports-lowlatency-bootargs; however: Package kernel-supports-lowlatency-bootargs is not installed. Setting up lowlatency-kernel (1.2) ... Configuration file '/etc/default/grub.d/99-lowlatency.cfg', does not exist on system. Installing new config file as you requested. /var/lib/dpkg/info/lowlatency-kernel.postinst: line 13: update-grub: command not found dpkg: error processing package lowlatency-kernel (--install): installed lowlatency-kernel package post-installation script subprocess returned error exit status 127 Errors were encountered while processing: lowlatency-kernel 2. Verify the lowlatency-kernel from plucky-proposed # Uninstall broken lowlatency-kernel # Add plucky-proposed to apt sources.list # apt-get download lowlatency-kernel/plucky-proposed Get:1 http://archive.ubuntu.com/ubuntu plucky-proposed/main amd64 lowlatency-kernel amd64 1.3~25.04.1 [2122 B] Fetched 2122 B in 0s (17.3 kB/s) # dpkg --force-all -i lowlatency-kernel_1.3~25.04.1_amd64.deb Selecting previously unselected package lowlatency-kernel. (Reading database ... 12859 files and directories currently installed.) Preparing to unpack lowlatency-kernel_1.3~25.04.1_amd64.deb ... Unpacking lowlatency-kernel (1.3~25.04.1) ... dpkg: lowlatency-kernel: dependency problems, but configuring anyway as you requested: lowlatency-kernel depends on kernel-supports-lowlatency-bootargs; however: Package kernel-supports-lowlatency-bootargs is not installed. Setting up lowlatency-kernel (1.3~25.04.1) ... Configuration file '/etc/default/grub.d/99-lowlatency.cfg', does not exist on system. Installing new config file as you requested. ** Tags removed: verification-needed-plucky ** Tags added: verification-done-plucky ** Tags removed: verification-needed-noble ** Tags added: verification-done-noble -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2119012 Title: Ubuntu Studio CD image build failure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/livecd-rootfs/+bug/2119012/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
