我正在尝试首次安装elixir，如此处https://elixir-lang.org/install.html#unix-and-unix-like所述。但是即使删除了先前下载的erlang-solutions程序包，我仍然遇到此错误。
~ $ wget https://packages.erlang-solutions.com/erlang-solutions_2.0_all.deb
--2019-11-16 13:18:53-- https://packages.erlang-solutions.com/erlang-solutions_2.0_all.deb
Resolving packages.erlang-solutions.com (packages.erlang-solutions.com)... 13.224.106.98,13.224.106.9,13.224.106.63,...
Connecting to packages.erlang-solutions.com (packages.erlang-solutions.com)|13.224.106.98|:443... connected.
HTTP request sent,awaiting response... 200 OK
Length: 6288 (6.1K)
Saving to: ‘erlang-solutions_2.0_all.deb.3’
erlang-solutions_2. 100%[===================>] 6.14K --.-KB/s in 0s
2019-11-16 13:18:54 (660 MB/s) - ‘erlang-solutions_2.0_all.deb.3’ saved [6288/6288]
~ $ sudo dpkg -i erlang-solutions_2.0_all.deb
(Reading database ... 211574 files and directories currently installed.)
Preparing to unpack erlang-solutions_2.0_all.deb ...
Unpacking erlang-solutions (2.0) over (2.0) ...
Setting up erlang-solutions (2.0) ...
Can not detect version codename.
dpkg: error processing package erlang-solutions (--install):
subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
erlang-solutions