grub-common software package provides GRand Unified Bootloader (common files), you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install grub-common
grub-common is installed in your system.
Make ensure the grub-common package were installed using the commands given below,
$ sudo dpkg-query -l | grep grub-common *
You will get with grub-common package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Administration Utilities |
| Package | grub-common |
| Version | 2.02~beta2-9ubuntu1.6 [amd64, |
| Description | GRand Unified Bootloader (common files) |
| Sub Section | Admin |