UbuntuHow to Fix "Not enough free disk space on /boot" Error on UbuntuHow to Fix "Not enough free disk space on /boot" Error on Ubuntusudo apt-get autoremovedpkg -r <old-kernel-name> References: Kernel panic fixed on mother’s laptop (Ubuntu 13.10) No space left on device while upgrading the kernel How can I use Kernel 3.19 in 14.04 now You may need to re-run your boot loader [grub]