قالب چندمنظوره Web App فارسی

سلام من زدم اینو
localhost/tvapps/installer.php

بعد این ارور رو داد

Fatal error: Uncaught TypeError: decoct(): Argument #1 ($num) must be of type int, string given in C:\xampp\htdocs\Tvapps\installer.php:608 Stack trace: #0 C:\xampp\htdocs\Tvapps\installer.php(608): decoct(‘u+rwx’) #1 C:\xampp\htdocs\Tvapps\installer.php(584): DUPX_Bootstrap->setPermsOnItem(‘C:/xampp/htdocs…’, ‘u+rwx’) #2 C:\xampp\htdocs\Tvapps\installer.php(567): DUPX_Bootstrap->setPerms(‘C:/xampp/htdocs…’, ‘u+rwx’, false) #3 C:\xampp\htdocs\Tvapps\installer.php(498): DUPX_Bootstrap->fixInstallerPerms(‘localhos…’) #4 C:\xampp\htdocs\Tvapps\installer.php(1609): DUPX_Bootstrap->run() #5 {main} thrown in C:\xampp\htdocs\Tvapps\installer.php on line 608

[PHP ERR][FATAL] MSG:Uncaught TypeError: decoct(): Argument #1 ($num) must be of type int, string given in C:\xampp\htdocs\Tvapps\installer.php:608
Stack trace:
#0 C:\xampp\htdocs\Tvapps\installer.php(608): decoct(‘u+rwx’)
#1 C:\xampp\htdocs\Tvapps\installer.php(584): DUPX_Bootstrap->setPermsOnItem(‘C:/xampp/htdocs…’, ‘u+rwx’)
#2 C:\xampp\htdocs\Tvapps\installer.php(567): DUPX_Bootstrap->setPerms(‘C:/xampp/htdocs…’, ‘u+rwx’, false)
#3 C:\xampp\htdocs\Tvapps\installer.php(498): DUPX_Bootstrap->fixInstallerPerms(‘localhos…’)
#4 C:\xampp\htdocs\Tvapps\installer.php(1609): DUPX_Bootstrap->run()
#5 {main}
thrown [CODE:1|FILE:C:\xampp\htdocs\Tvapps\installer.php|LINE:608]

سلام وقت بخیر
میشه راهنمایی کنید چرا پس از نصب و هنگام لاگین این ارور رو میده

Warning: Cannot modify header information – headers already sent by (output started at /home/kaatteam/mwh.kaatteam.com/wp-content/themes/web-app-child/functions.php:2) in /home/kaatteam/mwh.kaatteam.com/wp-login.php on line 504

Warning: Cannot modify header information – headers already sent by (output started at /home/kaatteam/mwh.kaatteam.com/wp-content/themes/web-app-child/functions.php:2) in /home/kaatteam/mwh.kaatteam.com/wp-login.php on line 520

Warning: Cannot modify header information – headers already sent by (output started at /home/kaatteam/mwh.kaatteam.com/wp-content/themes/web-app-child/functions.php:2) in /home/kaatteam/mwh.kaatteam.com/wp-includes/functions.php on line 6221

Warning: Cannot modify header information – headers already sent by (output started at /home/kaatteam/mwh.kaatteam.com/wp-content/themes/web-app-child/functions.php:2) in /home/kaatteam/mwh.kaatteam.com/wp-content/plugins/litespeed-cache/src/vary.cls.php on line 630

Warning: Cannot modify header information – headers already sent by (output started at /home/kaatteam/mwh.kaatteam.com/wp-content/themes/web-app-child/functions.php:2) in /home/kaatteam/mwh.kaatteam.com/wp-includes/pluggable.php on line 943