не скачивается плагин

ErrorException: [E_WARNING] file_put_contents(/var/www/html/internal_data/code_cache/templates/l1/s0/admin/payment_profile_freekassa.php): failed to open stream: Permission denied in src/vendor/league/flysystem/src/Adapter/Local.php at line 135 XF::handlePhpError() file_put_contents() in...