If you are getting any error "failed to start Zabbix server" when you configured the Zabbix configuration file and restarted the Zabbix-server.service. Follow these steps to troubleshoot 1. Check the status of the Zabbix-server.service $ sudo systemctl status zabbix-server.service 2. If it says "Failed to start Zabbix server". Run the "journalctl" command to see details of the error $ journalctl -xe 3. If the error details say "zabbix_server [37606]: cannot initialize IPC services: Cannot access path /var/run/Zabbix: [13] permission denied". 4. Above mentioned error confirm you don't have access to the /var/run/Zabbix directory. Change the permission from 755 to 777 and restart Zabbix-server.service again. $ chmod -R 777 /var/run/zabbix $ sudo systemctl restart zabbix-server.service This will resolve the error and you will be able to move ahead with Zabbix installation.