我的 Ubuntu Server 18.04 系统在继续工作的同时，已经无法应用任何更新。我不知道我所做的任何系统更改可能是罪魁祸首。
我能做些什么来解决这个问题？我试过自动删除、清除等。
这是典型的输出，但任何 apt 命令都会产生类似的错误：
# apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages will be REMOVED:
linux-image-4.15.0-22-generic
The following packages will be upgraded:
libcephfs2 librados2 ssh-import-id
3 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
1 not fully installed or removed.
Need to get 0 B/3,065 kB of archives.
After this operation, 8,281 kB disk space will be freed.
Do you …