Right now i've made my own choive to avoid complications: create a dedicated boot partition. So both bios and uefi could follow the same installation way. Indeed i now will be only using a single grub version.
http://ubuntuforums.org/showpost.php?p=8285027&postcount=4 https://help.ubuntu.com/community/BootPartition -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1050774 Title: grub-script-check assert failure: *** glibc detected *** /usr/bin /grub-script-check: double free or corruption (!prev): 0x08210b38 *** To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1050774/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs