To repair all kind of boot problems a tool called Boot-Repair can be used for it to solve any kind of problems on a Ubuntu system using Grub2. Problems which can be solved by using Boot-Repair are:
- problems caused by other Linus distro's
- problems caused by Windows in a dual-boot configuration
If the bootsector (MBR) has been destroyed in a dual-boot configuration, the bootsector can also be repaired when a backup is made of the MBR by using a tool called Clean-Ubiquity.
How to install
Boot-Repair can be installed by the following command's entered in a terminal:
- to add the repository:
sudo add-apt-repository ppa:yannubuntu/boot-repair
- to update the system and install the program:
sudo apt-get update
- to install the program:
sudo apt-get install -y boot-repair
After installation, the program can be found here: System > Administration > Boot-Repair.
When reinstalling the Grub2 bootloader using Boot-repair, in the advanced options it can be chosen which operating system has to boot by default. In the advanced options can also be chosen on which disc or which partition the bootloader has to be installed.
When repairing the Grub2 bootloader of a 64-bit system, do this by using a 64-bits live-cd. For a 32-bit system, use the 32-bits live-cd.
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