getting below error. But I think available space is enough for this (use% is 9%) Can you please help us to resolve this ?
lab@lab:~$ sudo -E apt-get install subversion apache2-utils Reading package lists... Done Building dependency tree Reading state information... Done subversion is already the newest version (1.9.7-4ubuntu1). apache2-utils is already the newest version (2.4.29-1ubuntu4.3). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] Y Setting up grub-efi-amd64-signed (1.93.4+2.02-2ubuntu8.3) ... Installing for x86_64-efi platform. Could not prepare Boot variable: No space left on device grub-install: error: efibootmgr failed to register the boot entry: Input/output error. dpkg: error processing package grub-efi-amd64-signed (--configure): installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1 dpkg: dependency problems prevent processing triggers for shim-signed: shim-signed depends on grub-efi-amd64-signed; however: Package grub-efi-amd64-signed is not configured yet. dpkg: error processing package shim-signed (--configure): dependency problems - leaving triggers unprocessed Errors were encountered while processing: grub-efi-amd64-signed shim-signed E: Sub-process /usr/bin/dpkg returned an error code (1) lab@lab:~$ df -k . Filesystem 1K-blocks Used Available Use% Mounted on /dev/sda2 479152840 37427836 417315612 9% /