Yes, i am sure. I don't think i have done anything to the bootloader, how can i check it? I found the following, if this helps:
$ sudo grep -r grub_file_filters /boot/ Binary file /boot/grub/i386-pc/offsetio.mod matches Binary file /boot/grub/i386-pc/gzio.mod matches Binary file /boot/grub/i386-pc/verifiers.mod matches Binary file /boot/grub/i386-pc/lzopio.mod matches Binary file /boot/grub/i386-pc/xzio.mod matches -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848797 Title: After upgrading to 19.10, boot screen shows: "Error: symbol 'grub_file_filters' not found." To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1848797/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
