Steps to reproduce:

Run new docker container zabbix-web-nginx-mysql:alpine-4.2.6, login to zabbix, go to user profile:

Result:

Fatal error: Uncaught Error: Call to undefined function mime_content_type() in /usr/share/zabbix/include/sounds.inc.php:27 Stack trace: #0 /usr/share/zabbix/include/views/administration.users.edit.php(345): getSounds() #1 /usr/share/zabbix/include/classes/mvc/CView.php(199): include('/usr/share/zabb...') #2 /usr/share/zabbix/profile.php(189): CView->render() #3 {main} thrown in /usr/share/zabbix/include/sounds.inc.php on line 27

Expected:

{{docker exec -it zabbix-web bash
apk add php7-fileinfo
exit
docker restart zabbix-web}}