Mac apache2.4.* configure virtual host Forbidden

mac encountered the following error in configuring virtual host:

< H2 > Forbidden < / H2 >

You don"t have permission to access / on this server.
Server unable to read htaccess file, denying access to be safe

< hr >

apache version 2.4.*
Baidu has many answers that have not been solved

apachehttpd.conf

Require all none -> Require all granted 
AllowOverride none -> AllowOverride all


< hr >
:

<Directory "project/path">
    Options Indexes FollowSymLinks
    AllowOverride all
    Require all granted
</Directory>


< hr >
777

chomd -R 777 project_directory


I really don"t know what to do, and this problem still occurs.

Mar.02,2021

learn to check the log and go to apache's error log to see it

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1bd016d-30cb9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bd016d-30cb9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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