Apache2 无法重新启动，因为控制进程以错误代码退出。
<VirtualHost *:80>
serveradmin Rabie@Laassal
docummenRoot "/var/www/html/nextcloud/"
serverName 192.168.159.132
serverAlias ubuntu
<Directory "/var/www/html/nextcloud/">
option +followsymLinks <= 7th line
Allowoverride All
...
</directory>
. . .