一直等到 22.04.1 出来，今晚“升级”，安装程序通知我安装 systemd 时出错，我的系统可能处于不可用状态。它确实启动了，事实上，在大多数情况下系统运行良好，但无法通过软件更新程序或命令行更新任何东西。我希望不必诉诸全新安装；有什么建议吗？
sudo apt-get upgrade 返回：
Setting up systemd (249.11-0ubuntu3.4) ...
systemd-machine-id-setup: error while loading shared libraries: libsystemd-shared-245.so: cannot open shared object file: No such file or directory
dpkg: error processing package systemd (--configure):
installed systemd package post-installation script subprocess returned error exit status 127
No apport report written because the error message indicates its a followup error from a previous failure.
dpkg: dependency problems prevent configuration of systemd-sysv:
systemd-sysv depends on systemd (= 249.11-0ubuntu3.4); however:
Package systemd is not configured yet.
systemd-sysv depends on systemd; however:
Package systemd is not configured yet.
dpkg: error processing package systemd-sysv (--configure):
dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of snapd:
snapd depends on systemd; however:
Package systemd is not configured yet.
dpkg: error processing package snapd (--configure):
dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
Errors were encountered while processing:
systemd
systemd-sysv
snapd
E: Sub-process /usr/bin/dpkg returned an error code (1)