[Bug 1776116] [NEW] package shim-signed 1.32~14.04.2+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Public bug reported: Huh? ProblemType: Package DistroRelease: Ubuntu 14.04 Package: shim-signed 1.32~14.04.2+0.9+1474479173.6c180c6-1ubuntu1 ProcVersionSignature: Ubuntu 4.2.0-42.49~14.04.1-generic 4.2.8-ckt12 Uname: Linux 4.2.0-42-generic x86_64 .proc.sys.kernel.moksbstate.disabled: 0 ApportVers

[Bug 1775963] [NEW] Trying to install Ubuntu 16.04 and getting grub-install error

Public bug reported: Trying to install Ubuntu 16.04 and during the time grub is being installed, receive error "Executing 'grub-install /dev/sda' failed". I have tried many of the solutions on-line (askubuntu, ubuntu wiki, etc.) and have not been able to get around the problem. Event tried to inst