macはapacheを持ってdocumentRootを修正してから報告する権限がありません

mac apacheディレクトリ、/private/etc/apache 2
apache 2/httpdを修正する.confファイル
以下のように修正すればよい

ユーザ名

Directory

#
# 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 qifeng   #    
Group _www




    # AllowOverride none
    AllowOverride all
    Options All
    allow from all
    # Require all denied


#
# Note that from this point forward you must specifically allow
# particular features to be enabled - so if something's not working as
# you might expect, make sure that you have specifically enabled it
# below.
#

#
# DocumentRoot: The directory out of which you will serve your
# documents. By default, all requests are taken from this directory, but
# symbolic links and aliases may be used to point to other locations.
#
# DocumentRoot "/Library/WebServer/Documents"
# 
DocumentRoot "/Users/qifeng/Desktop/qiphon/php"

    #
    # Possible values for the Options directive are "None", "All",
    # or any combination of:
    #   Indexes Includes FollowSymLinks SymLinksifOwnerMatch ExecCGI MultiViews
    #
    # Note that "MultiViews" must be named *explicitly* --- "Options All"
    # doesn't give it to you.
    #
    # The Options directive is both complicated and important.  Please see
    # http://httpd.apache.org/docs/2.4/mod/core.html#options
    # for more information.
    #
    Options FollowSymLinks Multiviews
    # Options Indexes FollowSymLinks Multiviews
    MultiviewsMatch Any

    #
    # AllowOverride controls what directives may be placed in .htaccess files.
    # It can be "All", "None", or any combination of the keywords:
    #   AllowOverride FileInfo AuthConfig Limit
    #
    # AllowOverride None
    AllowOverride All

    #
    # Controls who can get stuff from this server.
    #
    Require all granted