The following packages will be upgraded: bsdutils libblkid1 libcomerr2 libcomerr2:i386 libicu52 libldap-2.4-2 libmount1 libss2 libuuid1 libuuid1:i386 mount terminology util-linux uuid-runtime weechat weechat-core weechat-curses weechat-plugins 18 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded. Need to get 0 B/15,3 MB of archives. After unpacking 15,4 kB will be used. Do you want to continue? [Y/n/?] y Preconfiguring packages ... (Reading database ... 195214 files and directories currently installed.) Preparing to unpack .../mount_2.20.1-5.1ubuntu20.7_amd64.deb ... Unpacking mount (2.20.1-5.1ubuntu20.7) over (2.20.1-5.1ubuntu20.6) ... dpkg: error processing archive /var/cache/apt/archives/mount_2.20.1-5.1ubuntu20.7_amd64.deb (--unpack): unable to install new version of `/bin/umount': Device or resource busy Processing triggers for man-db (2.6.7.1-1ubuntu1) ... Errors were encountered while processing: /var/cache/apt/archives/mount_2.20.1-5.1ubuntu20.7_amd64.deb E: Sub-process /usr/bin/dpkg returned an error code (1) A package failed to install. Trying to recover: