cat /etc/apt/sources.list # deb http://deb.debian.org/debian/ sid main deb http://deb.debian.org/debian/ sid main non-free contrib # deb-src http://deb.debian.org/debian/ sid main non-free contrib
``` sudo apt full-upgrade [sudo] password for sina: Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done The following packages have been kept back: shim-unsigned The following packages will be upgraded: cpp-9 gcc-9 gcc-9-base gir1.2-handy-0.0 gnome-disk-utility libasan5 libc-bin libc-l10n libc6 libgcc-9-dev libhandy-0.0-0 libprotobuf-lite22 libprotobuf22 locales 14 upgraded, 0 newly installed, 0 to remove and 1 not upgraded. Need to get 0 B/33.5 MB of archives. After this operation, 72.7 kB of additional disk space will be used. Do you want to continue? [Y/n] y Reading changelogs... Done Preconfiguring packages ... (Reading database ... 138600 files and directories currently installed.) Preparing to unpack .../libc6_2.30-3_amd64.deb ... A copy of the C library was found in an unexpected directory: '/usr/lib/x86_64-linux-gnu/ld-2.30.so' It is not safe to upgrade the C library in this situation; please remove that copy of the C library or get it out of '/usr/lib/x86_64-linux-gnu' and try again. dpkg: error processing archive /var/cache/apt/archives/libc6_2.30-3_amd64.deb (--unpack): new libc6:amd64 package pre-installation script subprocess returned error exit status 1 Errors were encountered while processing: /var/cache/apt/archives/libc6_2.30-3_amd64.deb E: Sub-process /usr/bin/dpkg returned an error code (1) ``` so i move this library thanks god i didn't delete it after moving this file everything stop working , do not do that , please do something about this