升级到Ubuntu 20.04 LTS -包安装后脚本子进程返回错误退出状态2的ssmtp问题

Question

您可以帮助我，我面临这个问题，因为我升级到ubuntu20.04LTS从18.04 LTS。似乎脚本在导出价值或信息方面存在问题。我不知道该怎么做。谢谢你的帮助！

错误：

Building dependency tree
Reading state information... Done
ssmtp is already the newest version (2.64-8.1ubuntu1).
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
3 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up ssmtp (2.64-8.1ubuntu1) ...
/var/lib/dpkg/info/ssmtp.config: 11: export: #enables: bad variable name
dpkg: error processing package ssmtp (--configure):
 installed ssmtp package post-installation script subprocess returned error exit status 2
dpkg: dependency problems prevent configuration of bsd-mailx:
 bsd-mailx depends on default-mta | mail-transport-agent; however:
  Package default-mta is not installed.
  Package postfix which provides default-mta is not installed.
  Package mail-transport-agent is not installed.
  Package ssmtp which provides mail-transport-agent is not configured yet.
  Package postfix which provides mail-transport-agent is not installed.

dpkg: error processing package bsd-mailx (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of apticron:
 apticron depends on bsd-mailx | mailx; however:
  Package bsd-mailx is not configured yet.
  Package mailx is not installed.
  Package bsd-mailx which provides mailx is not configured yet.

dpkg: error processing package apticron (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                          No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                                                                                                                                    Errors were encountered while processing:
 ssmtp
 bsd-mailx
 apticron
E: Sub-process /usr/bin/dpkg returned an error code (1)´´´

Answer 1

我可以通过检查/etc/ssmtp/下的ssmtp.config文件来解决这个问题。

有一行FromLineOverride=YES参数，后面跟着一个注释。这句话似乎就是问题所在。当我将注释移到一行时，只有参数I在一行中才能解决问题。