我无法在我的 Ubuntu 18.04 上安装 lighttpd。
我进行了更新和升级，然后：
fmf@kodi:~$ sudo apt install lighttpd
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
lighttpd : Depends: libssl1.1 (>= 1.1.0) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
fmf@kodi:~$
我的来源列表：
fmf@kodi:~$ cat /etc/apt/sources.list
# Ubuntu 18.04 Bionic Beaver
deb http://it.archive.ubuntu.com/ubuntu/ bionic main universe restricted multiverse
#deb-src http://it.archive.ubuntu.com/ubuntu/ bionic main universe restricted multiverse
deb http://security.ubuntu.com/ubuntu bionic-security main universe restricted multiverse
#deb-src http://security.ubuntu.com/ubuntu bionic-security main universe restricted multiverse
deb http://it.archive.ubuntu.com/ubuntu/ bionic-updates main universe restricted multiverse
#deb-src http://it.archive.ubuntu.com/ubuntu/ bionic-updates main universe restricted multiverse
# Backports:
deb http://it.archive.ubuntu.com/ubuntu bionic-backports main restricted universe multiverse
#deb-src http://it.archive.ubuntu.com/ubuntu bionic-backports main restricted universe multiverse
# Canonical partner:
deb http://archive.canonical.com/ubuntu bionic partner
#deb-src http://archive.canonical.com/ubuntu bionic partner
fmf@kodi:~$
我的系统：
fmf@kodi:~$ lsb_release -a 没有可用的 LSB 模块。 发行商 ID：Ubuntu 描述：Ubuntu 18.04.1 LTS 发行版：18.04 代号：bionic fmf@kodi:~$ uname -a Linux kodi 4.15.0-44-generic #47-Ubuntu SMP Mon Jan 14 11:26:59 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux fmf@kodi:~$
我怎样才能解决这个问题？