• The error message "error[07400000]: Daemon is not running" is displayed or is present in log files
• ESET NOD32 Antivirus for Linux Desktop (or another ESET product for Linux Desktop) is not running after you install, restart and log in
• Install ESET NOD32 Antivirus Busniess Edition for Linux Desktop on Ubuntu 15.04 or Debian 8.0

Many newer Linux distributions use systemd as a service manager. The instructions below detail how to configure ESET products to run on distributions where systemd is a service manager.

Useful resources:

• SystemdForUpstartUsers on wiki.ubuntu.com
• systemd.service man page

Install ESET NOD32 Antivirus for Linux Desktop on Linux distributions that use systemd as a service manager

1. Open a new Terminal window.
2. Navigate to the systemd services directory:
   
   sudo cd /lib/systemd/system
3. Create a file called "eset.service":
   
   nano -w eset.service
4. Add the following content to the file:

[Unit]
Description=ESET Scanner Daemon
After=network.target

[Service]
ExecStart=/opt/eset/esets/sbin/esets_daemon
ExecReload=/bin/kill -HUP $MAINPID
KillMode=process
PIDFile=/var/run/esets_daemon.pid
Restart=always
Type=forking

[Install]
WantedBy=multi-user.target

5. Save your changes. If you use "nano", press CTRL + X and W.
6. Start the newly created "eset" service:
   
   sudo systemctl start eset
7. Start ESET NOD32 Antivirus from your Desktop environment.
   
   Alternatively, you can start the ESET GUI using the following command in Terminal:
   
   /opt/eset/esets/bin/esets_gui
8. Configure the "eset" service and ESET NOD32 Antivirus for Linux Desktop to start automatically after booting up:
   
   sudo systemctl enable eset
9. Ensure the ESET NOD32 Antivirus for Linux Desktop is starting automatically after logging into the Desktop environment.