err(sqlite3.IntegrityError) UNIQUE constraint failed: database.id, database.server[SQL: INSERT INTO "database" (id, schema_res, server) VALUES (?, ?, ?)][parameters: (16384, '', 19)](Background on this error at: http://sqlalche.me/e/13/gkp…

Download and install Zabbixhttps://www.zabbix.com/download?zabbix=5.0&os_distribution=ubuntu&os_version=20.04_focal&db=postgresql&ws=apache a. Install Zabbix repository wget https://repo.zabbix.com/zabbix/5.0/ubuntu/pool/main/z/zabbix-rele…