Public bug reported: I used USB-Creator, to install an ISO onto my USB-pen-drive:
http://cdimage.ubuntu.com/kubuntu/releases/14.04.3/release/kubuntu-14.04.3-desktop-amd64.iso SHA256 44cc15a31f9a3a6b583929ce711a5eb76fddb1ba447726f9bb2539d78b7a53bc After booting from the drive, I ran the internal sanity check on boot from the GRUB-menu, resulting in two files failing. So I found file md5sum.txt in the root-directory of the device and checked: f05f09712e02752e371b1e5542f48fec grub.cfg 3f3de40dda154fb20c3f43d20e27d1f0 grub.cfg~ 4a38e0138d9e1bf6eda073cb08e7d549 loopback.cfg fbf91ea5dab2df948318aeb3f4278436 loopback.cfg~ Where the files with ~ are wrong, before replacing them with their correct copies manually extracted from the ISO. lsb_release -rd Description: Ubuntu 15.04 Release: 15.04 apt-cache policy usb-creator-kde usb-creator-kde: Installiert: 0.2.67ubuntu0.1 Installationskandidat: 0.2.67ubuntu0.1 Versionstabelle: *** 0.2.67ubuntu0.1 0 500 http://de.archive.ubuntu.com/ubuntu/ vivid-updates/universe amd64 Packages 500 http://security.ubuntu.com/ubuntu/ vivid-security/universe amd64 Packages 100 /var/lib/dpkg/status 0.2.67 0 500 http://de.archive.ubuntu.com/ubuntu/ vivid/universe amd64 Packages ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: usb-creator-kde 0.2.67ubuntu0.1 ProcVersionSignature: Ubuntu 3.19.0-26.28-generic 3.19.8-ckt4 Uname: Linux 3.19.0-26-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.3 Architecture: amd64 CurrentDesktop: KDE Date: Sun Sep 6 10:52:03 2015 ExecutablePath: /usr/bin/usb-creator-kde InstallationDate: Installed on 2014-04-12 (512 days ago) InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Beta amd64 (20140326.2) InterpreterPath: /usr/bin/python3.4 SourcePackage: usb-creator UDisksDump: Error: [Errno 2] Datei oder Verzeichnis nicht gefunden: 'udisks' UpgradeStatus: Upgraded to vivid on 2015-05-04 (125 days ago) ** Affects: usb-creator (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug vivid ** Attachment added: "The 2 failed files and their original" https://bugs.launchpad.net/bugs/1492708/+attachment/4458202/+files/md5Fail.zip -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1492708 Title: Checksum fails on install to USB-stick To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/usb-creator/+bug/1492708/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs