This problem arises when I work in a shell not in Russian locale (LC_ALL=C), and run virt-clone, but the error messages appear in Russian. This is caused by the daemon running in Russian locale: 15:22:41 [root@static s]27 ps aux | fgrep virtd root 2396 0.0 0.0 1407752 14480 ? Ssl May10 0:18 /usr/sbin/libvirtd root 2401 0.0 0.0 6676 724 pts/12 S+ 15:22 0:00 grep -F virtd 15:22:46 [root@static s]28 cat /proc/2396/environ LANG=ru_RU.utf8PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/binNOTIFY_SOCKET=/run/systemd/notifyINVOCATION_ID=2f442c353b89438fb1f439a1b2219d85JOURNAL_STREAM=8:22576KRB5_KTNAME=-/etc/libvirt/krb5.tab15:22:54 [root@static s]29 15:22:55 [root@static s]29 rpm -qf /usr/sbin/libvirtd libvirt-daemon-3.2.0-alt2.x86_64 15:22:59 [root@static s]30 rpm -V libvirt-daemon 15:23:02 [root@static s]31