You don't have permission to access / on this server.

出现这个报错需要更改apache配置文件

sudo vi /etc/apache2/httpd.conf

 

将

<Directory />  
    Options FollowSymLinks  
    AllowOverride None  
    Order deny,allow  
    Deny from all  
</Directory>

或类似

 

修改为

 

<Directory />  
    Options Indexes FollowSymLinks  
    AllowOverride None  
</Directory>