sudo apt -f install

Reading package lists...
Building dependency tree...
Reading state information...
Correcting dependencies... Done
The following packages were automatically installed and are no longer required:
  linux-image-4.4.0-24-generic linux-image-extra-4.4.0-24-generic
Use 'sudo apt autoremove' to remove them.
The following additional packages will be installed:
  grub-common
Suggested packages:
  multiboot-doc grub-emu xorriso desktop-base
The following packages will be upgraded:
  grub-common
1 upgraded, 0 newly installed, 0 to remove and 84 not upgraded.
4 not fully installed or removed.
Need to get 0 B/1 706 kB of archives.
After this operation, 0 B of additional disk space will be used.
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(Reading database ... 312547 files and directories currently installed.)
Preparing to unpack .../grub-common_2.02~beta2-36ubuntu3.1_amd64.deb ...
Failed to stop grub-common.service: Unit grub-common.service not loaded.
invoke-rc.d: initscript grub-common, action "stop" failed.
dpkg: warning: subprocess old pre-removal script returned error exit status 5
dpkg: trying script from the new package instead ...
Failed to stop grub-common.service: Unit grub-common.service not loaded.
invoke-rc.d: initscript grub-common, action "stop" failed.
dpkg: error processing archive /var/cache/apt/archives/grub-common_2.02~beta2-36ubuntu3.1_amd64.deb (--unpack):
 subprocess new pre-removal script returned error exit status 5
update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
insserv: script couchpotato.save.1: service couchpotato already provided!
Failed to start grub-common.service: Unit grub-common.service not found.
invoke-rc.d: initscript grub-common, action "start" failed.
dpkg: error while cleaning up:
 subprocess installed post-installation script returned error exit status 5
Errors were encountered while processing:
 /var/cache/apt/archives/grub-common_2.02~beta2-36ubuntu3.1_amd64.deb