This was just one of attempts. I tried also the Ubuntu command-line install method with no updates during the installation. This reported installation attempt was using the Lubuntu live image, because this way it was easiest to create the error report.
Conclusion: network issues are not part of this problem. 15.5.2017 20.50 "Phillip Susi" <ps...@ubuntu.com> kirjoitti: > You had a network problem that prevented downloading packages during the > install. Please try again. > > > ** Changed in: grub-installer (Ubuntu) > Status: New => Incomplete > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1690767 > > Title: > GRUB installation fails on DFI industrial PC > > Status in grub-installer package in Ubuntu: > Incomplete > > Bug description: > Computer type is DFI EC700-BT4051-E454. > > 1) The release of Ubuntu you are using, via 'lsb_release -rd' or System > -> About Ubuntu > Ubuntu 17.04 > > 2) The version of the package you are using, via 'apt-cache policy > pkgname' or by checking in Software Center > Not known - system is still being installed > > 3) What you expected to happen > Ubuntu 17.04 installation was started with request to erase everything > from disk. The disk was anyway empty. > Installation went through successfully, the last step was to write GRUB > into disk. > > 4) What happened instead > GRUB writing just failed: "The 'gruyb-efi-amd64-signed' package failed > to install into /target/." > > There are no "boot sector virus protection" options in BIOS (American > Megatrends). > > ProblemType: Bug > DistroRelease: Ubuntu 17.04 > Package: ubiquity 17.04.9 > ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8 > Uname: Linux 4.10.0-19-generic x86_64 > ApportVersion: 2.20.4-0ubuntu4 > Architecture: amd64 > CasperVersion: 1.380 > Date: Mon May 15 12:14:55 2017 > InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi > file=/cdrom/preseed/lubuntu.seed boot=casper quiet splash --- > LiveMediaBuild: Lubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412) > ProcEnviron: > TERM=unknown > PATH=(custom, no user) > LANG=en_US.UTF-8 > SHELL=/bin/bash > LC_NUMERIC=C.UTF-8 > SourcePackage: grub-installer > UpgradeStatus: No upgrade log present (probably fresh install) > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/grub-installer/ > +bug/1690767/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1690767 Title: GRUB installation fails on DFI industrial PC To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1690767/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs