linux - Ubuntu误删除/boot下的内核引导文件，导致现在无法启动？请问怎么恢复？

Question

昨天清理/boot空间时不小心删除了内核引导文件，现在在grub引导项里找不到启动Ubuntu的方式了，请问怎么修复？

Answer 1

Start a liveCD or a temporary Linux environment, mount all the partitions of your original ubuntu into a folder, for example, ubuntu only has one / mount point, mount it to /mnt/ubuntu, and then chroot to this file folder, try to rebuild the boot