检查当前在文件上设置的用户权限是否与apache2/httpd中的权限匹配。形态：httpd的一部分。指定用户的conf如下所示，您需要在任何更改后重新启动Apache。

<IfModule unixd_module>
#
# If you wish httpd to run as a different user or group, you must run
# httpd as root initially and it will switch.  
#
# User/Group: The name (or #number) of the user/group to run httpd as.
# It is usually good practice to create a dedicated user and group for
# running httpd, as with most system services.
#
User daemon
Group daemon