How to reinstall ISPManager 5 lite?

Question

ubuntu

Which manager would you like to install ?
1) ISPmanager
2) VMmanager
3) DCImanager
4) DNSmanager
5) IPmanager
6) BILLmanager

Choose manager: 1

Chosen: 1

What version do you want to install
1) ISPmanager-Lite with recommended software
2) ISPmanager-Lite minimal version
3) ISPmanager-Business

Choose version: 1

Chosen: 1

 Using download.ispsystem.com
Warning: apt-key output should not be parsed (stdout is not a terminal)
Adding ISPsystem gpg key...
Checking ispsystem-base repo... Found
Hit:1 http://mirrors.cloud.aliyuncs.com/ubuntu bionic InRelease
Hit:2 http://mirrors.cloud.aliyuncs.com/ubuntu bionic-updates InRelease
Hit:3 http://mirrors.cloud.aliyuncs.com/ubuntu bionic-security InRelease
Hit:4 http://download.ispsystem.com/repo/ubuntu base-bionic InRelease
Hit:5 http://download.ispsystem.com/repo/ubuntu beta5-bionic InRelease
Hit:6 http://nginx.org/packages/mainline/ubuntu bionic InRelease
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
coremanager is already the newest version (5.210.0-1-ubuntu18).
The following packages were automatically installed and are no longer required:
  linux-headers-4.15.0-20 linux-headers-4.15.0-20-generic
  linux-image-4.15.0-20-generic linux-modules-4.15.0-20-generic
  linux-modules-extra-4.15.0-20-generic
Use 'apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
install.sh: line 2000: /usr/local/mgr5/sbin/mgrctl: No such file or directory
[email protected]:/tmp#

I foolishly deleted the /usr/local/mgr5/ folder
Bottom line:
I can't remove packages.
Can't install ISPManager

Answer 1

Hello.
Specify, do you already have some information on the server?
It's best to just reinstall the OS on the server. If there are backups, then you can then restore users and sites from the backup.