我正在尝试在 Ubuntu 18.04 上配置虚幻引擎，当我运行时./Setup.sh，我收到一个具有未满足依赖项的包的错误：以下包具有未满足的依赖项：
libmono-system-web-extensions4.0-cil : Depends: libmono-system-drawing4.0-cil (>= 3.0.6) but it is not going to be installed
Depends: libmono-system-servicemodel4.0a-cil (>= 3.2.3) but it is not going to be installed
Depends: libmono-system-web-services4.0-cil (>= 1.0) but it is not going to be installed
Depends: libmono-system-web4.0-cil (>= 2.10.3) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
我该如何解决这个问题？
这就是我所运行的apt-cache policy：
libmono-system-web-extensions4.0-cil: Installed: (none)
Candidate: 5.14.0.177-0xamarin3+ubuntu1604b1
Version table: 5.14.0.177-0xamarin3+ubuntu1604b1 500
500 https://download.mono-project.com/repo/ubuntu stable-xenial/main amd64 Packages
500 https://download.mono-project.com/repo/ubuntu stable-xenial/main i386 Packages
答案1
尝试运行sudo apt install -f以修复损坏的包。
输出结果如下：
E: Sub-process /usr/bin/dpkg returned an error code (1)