我在安装除颤器时遇到问题。实际上，这似乎很简单。我完全复制了示例代码。
apache2.conf：
<VirtualHost *>
# Change this to the domain which points to your host.
ServerName localhost
# Change this to the path where you put 'phabricator' when you checked it
# out from GitHub when following the Installation Guide.
#
# Make sure you include "/webroot" at the end!
DocumentRoot /var/www/phabricator/webroot
RewriteEngine on
RewriteRule ^/rsrc/(.*) - [L,QSA]
RewriteRule ^/favicon.ico - [L,QSA]
RewriteRule ^(.*)$ /index.php?__path__=$1 [B,L,QSA]
</VirtualHost>
<Directory "/var/www/phabricator/webroot">
Require all granted
</Directory>
每当我在浏览器上访问服务器IP时，都会出现此错误：
Request parameter '__path__' is not set. …