https://forums.ubuntulinux.jp/viewtopic.php?id=13399
$ sudo su -
# cd /etc/xrdp
# wget http://www.mail-archive.com/xrdp-devel@lists.sourceforge.net/msg00263/km-e0010411.ini
# mv km-e0010411.ini km-0411.ini
# chmod 644 km-0411.ini
# ln -s km-0411.ini km-e0010411.ini
# ln -s km-0411.ini km-e0200411.ini
# ln -s km-0411.ini km-e0210411.ini