checking the grub configuration, the file in the /etc/default/grub folder was empty... no entries for my OS. the fdisk -l lists my partitions rightly. windows 7, linux, swap, everything ok... but there are any options to choose with dpkg-reconfigure grub-pc
-- Grub loading. The symbol ' ' not found. Aborted. Press any key... https://bugs.launchpad.net/bugs/482757 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs