Error Instalasi Pugin Niagahoster di WP

Siang.. saya mengalami gagal activate plugin niagahoster di WP. Saya coba install bisa, tapi pas di activate ada tulisan seperti ini.

Warning: realpath(): open_basedir restriction in effect. File(/opt/alt/php74/usr/lib64/php/modules) is not within the allowed path(s): (/var/www/vhosts/hellocandra.online/:/tmp/) in /var/www/vhosts/hellocandra.online/httpdocs/wp-content/plugins/niagahoster-partner/inc/Api/Nipa_Api.php on line 3

Warning: file_exists(): open_basedir restriction in effect. File(/var/www/vhosts/ioncube/ioncube_loader_lin_7.4.so) is not within the allowed path(s): (/var/www/vhosts/hellocandra.online/:/tmp/) in /var/www/vhosts/hellocandra.online/httpdocs/wp-content/plugins/niagahoster-partner/inc/Api/Nipa_Api.php on line 3

Warning: file_exists(): open_basedir restriction in effect. File(/var/www/ioncube/ioncube_loader_lin_7.4.so) is not within the allowed path(s): (/var/www/vhosts/hellocandra.online/:/tmp/) in /var/www/vhosts/hellocandra.online/httpdocs/wp-content/plugins/niagahoster-partner/inc/Api/Nipa_Api.php on line 3

Warning: file_exists(): open_basedir restriction in effect. File(/var/ioncube/ioncube_loader_lin_7.4.so) is not within the allowed path(s): (/var/www/vhosts/hellocandra.online/:/tmp/) in /var/www/vhosts/hellocandra.online/httpdocs/wp-content/plugins/niagahoster-partner/inc/Api/Nipa_Api.php on line 3
Site error: the ionCube PHP Loader needs to be installed. This is a widely used PHP extension for running ionCube protected PHP code, website security and malware blocking. Please visit get-loader.ioncube.com for install assistance.

Ini kenapa ya? dan apa yang harus saya lakukan?