所以我安装了 XRDP。但是，我在配置 SSL 证书（ssl-cert包）时收到此消息：
root@localhost:~# apt-get install xrdp xorgxrdp
Reading package lists... Done
Building dependency tree
Reading state information... Done
.....
Setting up ssl-cert (1.0.39) ...
ENTER EXTRAUSERS_GROUP_FILEEXIT EXTRAUSERS_GROUP_FILEENTER EXTRAUSERS_SHADOWGROUP_FILEEXIT EXTRAUSERS_SHADOWGROUP_FILEgroupadd: /var/lib/extrausers/group.27755: No such file or directory
groupadd: cannot lock /var/lib/extrausers/group; try again later.
addgroup: `/usr/sbin/groupadd --extrausers -g 114 ssl-cert' returned error code 10. Exiting.
dpkg: error processing package ssl-cert (--configure):
installed ssl-cert package post-installation script subprocess returned error exit status 1
.....
dpkg: dependency problems prevent configuration of xrdp:
xrdp depends on ssl-cert; however:
Package ssl-cert is not configured yet.
dpkg: error processing package xrdp (--configure):
dependency problems - leaving unconfigured
.....
Errors were encountered while processing:
.....
ssl-cert
librdmacm1:armhf
librados2
xrdp
ibverbs-providers:armhf
librbd1
E: Sub-process /usr/bin/dpkg returned an error code (1)
root@localhost:~#
所以请帮忙...
系统信息：
分销商 ID：Ubuntu
描述：Ubuntu 18.04 LTS
发行版本：18.04
代号：仿生