1.Enable rewrite模块
sudo a2enmod rewrite
2,重启Apache 服务
sudo service apache2 restart
3,修改/etc/apache2/sites-enabled/000-default文件
<Directory /var/www/>
Options Indexes FollowSymLinks MultiViews
AllowOverride All (由None改为 All)
Order allow,deny
allow from all
</Directory>
4,再次重启Apache 服务
sudo service apache2 restart