[Bug 1694196] Re: package shim-signed 1.28~16.04.1+0.9+1474479173.6c180c6-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Steve Langasek]

*** This bug is a duplicate of bug 1679784 ***
    https://bugs.launchpad.net/bugs/1679784

** This bug has been marked a duplicate of bug 1679784
   Changing from Xorg video driver to NVIDIA driver using Software & Updates does not display debconf prompt

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Title:
  package shim-signed 1.28~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
  failed to install/upgrade: subprocess installed post-installation
  script returned error exit status 1

Status in shim-signed package in Ubuntu:
  New

Bug description:
  the system is running very slow,
  i have dual boot the system
  running windowa and ubuntu both.
  their is a problem with the wifi driver.
  it automatically get disconnected after some time.
  if i try to update the system or install any software the system crashes i.e it hangs!!

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: shim-signed 1.28~16.04.1+0.9+1474479173.6c180c6-1ubuntu1
  ProcVersionSignature: Ubuntu 4.4.0-78.99-generic 4.4.62
  Uname: Linux 4.4.0-78-generic x86_64
  NonfreeKernelModules: wl
  .proc.sys.kernel.moksbstate_disabled: 0
  .sys.firmware.efi.efivars.MokSBStateRT-605dab50-e046-4300-abb6-3dd810dd8b23: 

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