xypher@Oyo-chan:~$sudo systemctl enable xrdp
[sudo] xypher 的密码：
Synchronizing state of xrdp.service with SysV service script with /lib/systemd/systemd-sysv-install.
Executing: /lib/systemd/systemd-sysv-install enable xrdp
Use of uninitialized value $service in hash element at /usr/sbin/update-rc.d line 26, <DATA> line 44.
Use of uninitialized value $service in hash element at /usr/sbin/update-rc.d line 26, <DATA> line 44.